Iec 62439 2 2016

I E C 62 43 -2 ® Ed i ti on 201 6-03 I N TE R N ATI ON AL STAN D AR D N OR M E I N TE R N ATI ON ALE colour i n si de I n d u stri al co m m u n i cati o n n etwo rks – H i g h avai l abi l i ty au to m ati o n n etwo rks – Part : M ed i a R ed u n d an c y Pro to co l (M R P) R éseau x d e co m m u n i cati o n i n d u stri el s – R éseau x d ' au to m ati sm e h au te d i sp o n i bi l i té – I EC 62439-2: 201 6-03(en -fr) Parti e : Pro to co l e d e red o n d a n ce d u su ppo rt (M RP) TH I S P U B L I C ATI O N I S C O P YR I G H T P R O TE C TE D C o p yr i g h t © I E C , G e n e va , Al l or ri g h t s by re s e rv e d an y e i th e r m ean s , I EC c o p yri g h t yo u r or or l o cal D ro i ts de u ti l i s é e h ave IEC et l es le C e n tral ru e de CH -1 21 or s an s abo u t N ati o n al fo rm e l ' ac co rd de ou C o m m i tte e o btai n i n g S au f que é cri t soi t de ou co n tac te z fo r et th e ou to th e th i s au c u n e p ro c é d é , C om i té d é s i re z of an d re q u e s te r n ati o n al o b te n i r n ati o n al p a rti e de de re p ro d u c e d wi t h o u t If yo u or u ti l i z e d p e rm i s s i o n h ave pl e as e ce tte é l e c t ro n i q u e d es de l 'I EC d ro i t s l 'I EC de Te l : +41 22 91 02 1 Fax: + 41 22 91 03 00 G e n e va i n fo @ i e c ch 20 be p u bl i cati o n , Vare m bé S wi t z e r l a n d m ay m i cro fi l m , an y in in an y q u e s ti o n s co n tac t th e f o rm wri t i n g f ro m ab o u t a d d re s s I EC bel ow or i n fo rm a t i o n au cu n du p u bl i cati o n ri g h ts c o n t r a i re , Co m i té O ffi ce th i s co u n t ry f u rt h e r par vo u s le of ph o to co p yi n g ad d i ti o n al l 'I E C si p a rt in i n d i c ati o n ce l'I EC no i n cl u d i n g C o m m i tte e ré s e rv é s c i - ap rè s s pe ci fi e d , m e ch an i c al , N at i o n al e n q u i ry c o p y ri g h t co o rd o n n é e s I EC an qu el qu e m i c ro fi l m s , su r o t h e r wi s e m e m be r m em be r sou s q u e s ti o n s 3, I E C's re p ro d u ct i o n ni l es U n l ess e l e c t ro n i c Sw i t z e r l a n d ou du pu b l i cati o n pays du pays de y peu t sur ê t re c o m p ri s d e m an d e u r s u p p l é m e n t a i re s vo t re ne m écan i q u e , cette Si la re p r o d u i t e ph o t o co pi e vo u s ave z pu bl i cati o n , d es u ti l i s e z ré s i d e n c e ww w i e c c h Ab o u t th e I E C Th e I n t e rn a t i o n a l I n te rn ati o n al E l e ct ro te c h n i cal S t a n d a rd s fo r al l Com m i ssi on e l e ct ri cal , (I E C) e l e c t ro n i c is an d th e re l ate d l e ad i n g g l o b al o rg an i z ati o n th at p re p a re s an d pu bl i s h es tech n o l o g i e s Ab o u t I E C p u b l i c a t i o n s Th e te c h n i cal l ate s t co n ten t e d i ti o n , a of IEC c o rri g e n d a p u bl i cati o n s or an is ke p t am e n d m e n t u n der might co n s tan t h ave be en I E C C atal o g u e - websto re i ec ch /catal o g u e Th e s tan d - al o n e b i b l i o g rap h i cal Te c h n i cal ap pl i cati o n i n fo rm ati o n on S p e c i fi cati o n s , d o cu m e n ts Avai l ab l e fo r fo r PC, M ac th e I n te rn ati o n al Te ch n i cal e n ti re an d An d ro i d Th e S tan d ard s , R e po rts OS , o th e r Tab l e ts E n g l i sh an d I E C p u bl i cati o n s search - www i ec ch /search p u b ad van ce d vari e t y of s e arch cri t e ri a c o m m i tte e , … ) an d e n ab l e s wi th d wn It to fi n d ( re fe re n ce al s o g i ve s I EC on I E C P l e as e m a ke s u re th at yo u h ave th e l e ad i n g te rm s an d on l i n e co n tai n i n g Fre n c h , l an g u ag e s Al s o Vo cab u l ary ( I E V) wi th kn o wn d i c ti o n ary 20 000 e q u i val e n t as th e of te rm s e l e ctro n i c an d te rm s in I n te rn ati o n al an d d e fi n i ti o n s in ad d i ti o n al E l e c tro te ch n i cal on l i n e I E C G l o ssary - s td i ec c h /g l o ssa ry p u b l i c ati o n s n u m be r, i n fo rm ati o n th e wo rl d ' s e l e ctri c al i P ad Th e by E l ectro p ed i a - www el ectro ped i a o rg co n s u l ti n g I EC re vi e w pu bl i s h e d t e xt , by 65 a p ro j e cts , 000 e l e ctro t e c h n i c al Fre n c h te ch n i c al I EC re p l ace d e xtracte d p u b l i c ati o n s c o l l e cte d p u bl i cati o n s fro m fro m i ssu ed e arl i e r te rm i n o l o g y th e Te rm s s i n ce 2002 p u b l i c ati o n s e n tri e s an d Som e of in E n g l i sh D e fi n i ti o n s I EC e n t ri e s TC 7, an d c l au s e h ave 77, of been 86 an d CI SPR I E C J u st P u bl i s h ed - websto re i ec ch /j u stp u bl i s h ed S ta y up d e tai l s al s o to d ate al l n ew o n ce a on al l n ew I EC pu b l i c ati o n s m o n th by p u b l i c ati o n s re l e as e d J u st Avai l ab l e I E C Cu s to m er S ervi c e Cen tre - web sto re i ec ch /csc P u bl i sh ed on l i n e an d If e m l yo u n eed wi s h to fu rth e r C e n tre : g i ve us yo u r as s i s tan c e , fe e d b ack p l e as e on co n tact th i s th e p u b l i c ati o n C u s to m e r or S e rvi c e cs c @ i e c ch A p ro po s d e l ' I E C La Com m i ssi on N o rm e s E l e c tro te ch n i q u e i n te rn ati o n al e s po u r tou t I n te rn ati o n al e ce qui a t i t (I E C ) est la l ' é l e c t ri c i t é , p re m i è re o rg an i s ati o n l ' é l e c t ro n i q u e et au x m o n d i al e qui tech n o l o g i es é l abo re et pu bl i e des a p p a re n t é e s A p ro po s d es p u bl i ca ti o n s I E C Le te n u pl u s tech n i q u e ré ce n te , un d es pu bl i cati o n s c o rri g e n d u m ou I EC est am e n d e m e n t co n s tam m e n t peu t avo i r é té au to n o m e po u r c o n s u l te r to u s l es su r l es N o rm e s te c h n i q u e s , d o cu m e n ts l 'I EC R app o rts te ch n i q u e s et D i s pon i bl e po u r PC, p re m i e r M ac OS , et vo u s poss éd ez l ’ é d i ti o n la d i cti o n n re Il c o n ti e n t en 20 ligne 000 de te rm e s te rm e s et é l e ct ro n i q u e s et d é fi n i ti o n s en an g l s en fran ç s , n s i que l es te rm e s é q u i val e n ts d an s tab l e tte s l an g u e s An d ro i d que au tre s et de a s s u re r i n te rn ati o n al e s , é l e ctri q u e s S pé c i fi c ati o n s vo u s re n s e i g n e m e n ts Le b i b l i o g rap h i q u e s Veu i l l ez E l ectro p ed i a - www el ectro ped i a o rg Catal o g u e I E C - websto re i ec ch /catal o g u e App l i c ati o n re vu pu bl i é ad d i ti o n n e l l e s E g al e m e n t ap p e l é Vo cab u l re i P ad E l e c tro te ch n i q u e I n te rn ati o n al ( I E V) en l i g n e R ech erc h e d e p u bl i ca ti o n s I E C - www i ec ch /search p u b G l o ss re I E C - std i ec ch /g l o ss ary La en re ch e rc h e u ti l i s an t avan cé e d i ffé re n ts c o m i té d ’ é tu d e s , … ) p ro j e ts et l es p e rm e t de c ri tè re s El le ( n u m é ro d on n e pu b l i c ati o n s tro u ve r au s s i re m p l acé e s d es de d es ou p u b l i cati o n s ré fé re n c e , i n fo rm ati o n s I EC te xte , su r l es re ti ré e s 65 et 000 en e n trộ e s fran ỗ s , p u b l i c ati o n s I EC an té ri e u re s CI SPR de te rm i n o l o g i q u e s e xtrai te s d es p aru e s e xtrai te s d epu i s d es é l e c tro te ch n i q u e s , arti c l e s Te rm e s 2002 Pl u s p u b l i cati o n s d es et en c e rtai n e s CE an g l s D é fi n i ti o n s 7, d es e n tré e s 77, 86 et l 'I E C I E C J u st P u bl i s h ed - websto re i ec ch /j u stp u bl i s h ed S ervi ce Cl i en ts - websto re i ec c h /csc R e s te z i n fo rm é P u bl i s h ed D i spo n i bl e su r d é tai l l e en ligne l es n o u ve l l e s l es et au s s i p u b l i cati o n s n o u ve l l e s une fo i s p ar p u b l i c ati o n s m oi s par I EC J u st p aru e s e m l Si vo u s d é s i re z p u b l i cati o n ou cs c@ i ec ch si n ou s vo u s don n er ave z d es d es c o m m e n tai re s q u e s ti o n s su r ce tte c o n tac te z - n o u s : I EC 62439-2 ® E d i ti o n 201 6-03 I N TERN ATI ON AL STAN DARD N ORM E I N TERN ATI ON ALE colour i n si de I n d u stri al com m u n i cati on n etworks – H i g h avai l abi l i ty au tom ati on n etworks – Part 2: M ed i a Red u n d an cy Protocol (M RP) Réseau x d e com m u n i cati on i n d u stri el s – Réseau x d 'au tom ati sm e h au te d i spon i bi l i té – Parti e 2: Protocol e d e red on d an ce d u su pport (M RP) I N TE RN ATI ON AL E LE C TR OTE C H N I C AL C OM M I S S I ON C OM M I S S I ON E LE C TR OTE C H N I Q U E I N TE RN ATI ON ALE I C S 40 , 40 I S B N 78 - - 2 - 49 - Warn i n g ! M ake su re th at you obtai n ed th i s pu bl i cati on from an au th ori zed d i stri bu tor Atten ti on ! Veu i l l ez vou s assu rer q u e vou s avez obten u cette pu bl i cati on vi a u n d i stri bu teu r ag réé ® R e g i s te re d trad e m ark o f th e I n te rn ati o n al E l ectro te ch n i cal C o m m i s si o n M arq u e d é po s é e d e l a C o m m i s s i o n E l e ctro te ch n i q u e I n te rn ati o n al e I EC 62439-2: 201  I EC 201 C O N TE N TS F O R E WO R D I N TR O D U C TI O N S co p e 1 N o rm a t i ve re f e re n c e s 1 T e rm s , d e f i n i t i o n s , a b b r e vi a t i o n s , a c ro n ym s , a n d c o n ve n t i o n s T e rm s a n d d e f i n i t i o n s Ab b re vi a t i o n s a n d ac ro n ym s 3 C o n ve n t i o n s M R P O ve rvi e w M R P M e d i a r e d u n d a n c y b e h a vi o r G e n e l R i n g p o rts M ed i a R ed u n d an cy M an ag e r ( M R M ) M ed i a R ed u n d an cy C l i en t ( M R C ) 5 R e d u n d an cy d o m n M e d i a Li n k C h e c k Ap p l i c a t i o n o f t h e C o n t i n u i t y C h e c k p ro to c o l G e n e l C o n t i n u i t y C h e c k M e s s a g e I n te r va l M a i n te n a n c e D o m n L e ve l M a i n te n a n c e As s o c i a t i o n I D ( M AI D ) M a i n te n a n c e As s o c i a t i o n E n d P o i n t I D ( M E P I D ) S e n d e r I D TL V 7 P o rt S t a t u s TL V I n t e rfac e S ta t u s TL V U s a g e wi th d i a g n o s i s a n d al a rm s R i n g d i ag n o s i s M u l t i p l e M R M i n a s i n g l e ri n g : M a n a g e r vo ti n g o p ti o n 1 G e n e l B a s i c p ri n c i p l e o f th e m a n ag e r vo t i n g p ro c e s s 2 Th e m an a g e r vo t i n g p r o c e s s 1 B L O C KE D n o t s u p p o rte d ( O p ti o n ) 5 I n t e rc o n n e c ti o n p o rt 5 M e d i a re d u n d an c y I n t e rc o n n e c t i o n M a n a g e r ( M I M ) M e d i a re d u n d an c y I n t e rc o n n e c t i o n C l i e n t ( M I C ) 5 I n t e rc o n n e c ti o n d o m a i n I n t e rc o n n e c ti o n d i ag n o s i s M R P C l a s s s p e c i fi c a t i o n G e n e l T e m p l a te M e d i a r e d u n d a n c y te m p l a t e 2 M e d i a r e d u n d a n c y I n t e rc o n n e c t i o n te m p l a te At t r i b u t e s M R P S e rvi c e s p e c i fi c a t i o n S t ar t M R M This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) – – No f ur 62439-2: 201 I EC 201 – – MRM 38 S tate S tart M R C Sto p R e ad MRM 41 7 R e ad MRC 43 S tart M I M Sto p I n t e rco n n e c ti o n 1 S tart M I C Sto p R e ad MI M 50 R e ad MIC Sto p  M RP C h an g e MRC 41 M I M 46 Ch an g e 47 M I C 49 pro to co l PDU S tate 52 s pe ci fi cati o n d e s cri p t i o n B as i c d ata typ e s D LP D U Codi ng o f th e ab s tract s yn ta x re fe re n ce D LPD U fi e l d S o u rce Ad d re s s Codi ng o f th e D LPD U fi e l d D e s t i n a ti o n Ad d re s s 5 Codi ng o f th e fi e l d Ta g C o n tro l I n fo rm a t i o n 5 Codi ng o f th e fi e l d LT M RP Codi ng o f th e fi e l d M R P _T L V H e a d e r Codi ng o f th e fi e l d M R P _S u b T L V H e a d e r 8 Codi ng o f th e fi e l d M R P _E d T y p e 1 Codi ng o f th e fi e l d M R P _V e r s i o n AP D U a b s trac t s yn ta x an d M R P _E d M a n u f a c t u r e r D a t a 8 Codi ng o f th e fi e l d M R P _S e q u e n c e I D Codi ng o f th e fi e l d M R P _S A Codi ng o f th e fi e l d M R P _O t h e r M R M S A Codi ng o f th e fi e l d M R P _P r i o Codi ng o f th e fi e l d M R P _O t h e r M R M P r i o Codi ng o f th e fi e l d M R P _P o r t R o l e Codi ng o f th e fi e l d M R P _R i n g S t a t e Codi ng o f th e fi e l d M R P _I n t e r v a l 20 Codi ng o f th e fi e l d M R P _T r a n s i t i o n 21 Codi ng o f th e fi e l d M R P _T i m e S t a m p 22 Codi ng o f th e fi e l d M R P _B l o c ke d 23 Codi ng o f th e fi e l d M R P _M a n u f a c t u r e r O U I 24 Codi ng o f th e fi e l d M R P _I E C O U I 25 Codi ng o f th e fi e l d M R P _M a n u f a c t u r e r D a t a 26 Codi ng o f th e fi e l d M R P _D o m a i n U U I D 27 Codi ng o f th e fi e l d M R P _I n S t a t e 28 Codi ng o f th e fi e l d M R P _I n I D 8 P ro to co l 61 61 62 m ach i n e s M RM pro to co l m ach i n e 2 M RC p ro to co l m ach i n e M R A p ro to co l m ach i n e 8 M R A, FD B MRM an d M RC fu n c ti o n s 0 cl e ar ti m e r This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) I EC No f ur I EC 201 M I M p ro to co l m ac h i n e 8 M I C p ro t o c o l m a c h i n e 1 M I M a n d M I C fu n c ti o n s I n t e rc o n n e c ti o n To p o l o g y C h a n g e ti m e r 1 I n t e rc o n n e c ti o n L i n k S ta tu s P o l l t i m e r M R P i n s t a l l at i o n , c o n fi g u t i o n a n d re p r R i n g p o rt an d I n te rco n n e c t i o n p o rt p ar am e t e rs R i n g t o p o l o g y p a m e te rs M R M p ara m e t e rs M R C p ar am e t e rs a n d c o n s tra i n t s 9 M R A c o m p a t i b i l i t y to e a rl i e r Au to m a n a g e r p ro to c o l ve rs i o n 9 I n t e rc o n n e c ti o n t o p o l o g y p ara m e te rs M I M p a m e t e rs M I C p a m e t e rs a n d c o n s t i n ts 9 C a l c u l a t i o n o f M R P ri n g r e c o ve ry t i m e 9 O ve r vi e w 9 D e d u c t i o n o f fo rm u l a 9 Wo rs t c as e c a l c u l a t i o n fo r re c o ve ry ti m e o f m s 3 9 Wo rs t c as e c a l c u l a t i o n fo r d e vi ce s 1  To p o l o g y c h a n g e t i m e r I EC 62439-2: 201 C a l c u l a t i o n o f M R P Au to m an a g e r vo ti n g t i m e M R P M a n ag e m e n t I n fo rm a t i o n B a s e ( M I B ) G e n e l M R P M I B wi t h a m o n i t o r i n g vi e w 0.3 M R P M I B wi t h a m a n a g e m e n t a n d m o n i t o ri n g vi e w An n e x A ( n o r m a t i ve ) O p t i o n al e ar l i e r ve rs i o n o f t h e Au to m a n a g e r p ro to c o l B i b l i o g p h y F i g u re – Two M R P ri n g s re d u n d a n t l y c o n n e c t e d vi a M R P I n t e rc o n n e c t i o n F i g u re – M R P s ta ck F i g u re – M R P ri n g t o p o l o g y wi t h o n e m a n ag e r a n d c l i e n ts F i g u re – M R P o p e n ri n g wi th M R M F i g u re – M R P ri n g wi th M R A a t n e t wo rk s t a rtu p 2 F i g u re – M R P ri n g a f te r t h e m a n a g e r vo t i n g p ro c e s s 2 F i g u re – M a n a g e r vo t i n g p ro c e s s F i g u re – M R A l o c a t e d o u ts i d e th e M R P r i n g F i g u re – M R P I n te rc o n n e c ti o n to p o l o g y F i g u re – M R P ri n g i n te rc o n n e c t i o n o p e n F i g u re 1 – M R P p ro t o c o l m a c h i n e fo r M R M F i g u re – M R P p ro t o c o l m a c h i n e fo r M R C F i g u re – M R P p ro t o c o l m a c h i n e fo r M R A F i g u re – M R P p ro t o c o l m a c h i n e fo r M I M i n R C - m o d e a n d LC - m o d e F i g u re – M R P p ro t o c o l m a c h i n e fo r M I C i n R C - m o d e an d L C - m o d e 1 Ta b l e – P a t e n t i n fo r m a t i o n Ta b l e – C o d i n g o f t h e M a i n t e n a n ce As s o c i at i o n I D ( M AI D ) This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User 0.1 0.2 Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) – – No f ur  I EC 201 – – Ta b l e – M R P S ta rt M R M Ta b l e – M R P S t o p M R M Ta b l e – M R P C h an g e S t a te Ta b l e – M R P S tar t M R C Ta b l e – M R P S t o p M R C Ta b l e – M R P R e ad M R M Ta b l e – M R P R e ad M R C 4 Ta b l e – M R P S ta rt M I M Ta b l e 1 – M R P S to p M I M Ta b l e – M R P I n te rc o n n e c t i o n C h a n g e S t a t e Ta b l e – M R P S ta rt M I C Ta b l e – M R P S to p M I C Ta b l e – M R P R e a d M I M Ta b l e – M R P R e a d M I C Ta b l e – M R P D L P D U s yn t a x fo r I S O /I E C /I E E E 8 - ( I E E E ) Ta b l e – M R P O U I 5 Ta b l e – M R P M u l t i c a s tM AC Ad d re s s 5 Ta b l e – M R P Ta g C o n tro l I n fo rm a t i o n P r i o ri t y f i e l d Ta b l e – M R P LT f i e l d Ta b l e 2 – M R P AP D U s yn t a x Ta b l e – M R P S u b s ti tu t i o n s Ta b l e – M R P _S u b TL V H e ad e r T yp e Ta b l e – M R P _E d Typ e an d M R P _E d M a n u f ac tu re rD a t a Ta b l e – M R P _E d Typ e an d M R P _E d M a n u f ac tu re rD a t a Ta b l e – M R P _Ve rs i o n Ta b l e – C o d i n g o f t h e f i e l d M R P _O t h e rM R M S A Ta b l e – M R P _P ri o Ta b l e – C o d i n g o f t h e f i e l d M R P _O t h e rM R M P ri o Ta b l e – M R P _P o rtR o l e Ta b l e 3 – M R P _R i n g S t a t e Ta b l e – M R P _I n te rva l Ta b l e – M R P _Tr an s i t i o n Ta b l e – M R P _Ti m e S t a m p Ta b l e – M R P _B l o c ke d Ta b l e – M R P _D o m a i n U U I D Ta b l e – M R P _I n S t a t e Ta b l e – M R P Lo c a l va ri ab l e s o f M R M p ro to c o l m a c h i n e Ta b l e – M R M S t a t e m a c h i n e 6 Ta b l e – M R P Lo c a l va ri ab l e s o f M R C p ro t o c o l m ac h i n e Ta b l e – M R C s t a te m a c h i n e Ta b l e 4 – M R P l o c al va ri a b l e s o f M R A p ro t o co l m ac h i n e Ta b l e – M R A s t a te m ac h i n e This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User Ta b l e – M R P _TL VH e a d e r Typ e Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) I EC 62439-2: 201 No f ur I EC 62439-2: 201  I EC 201 T a b l e – M R P f u n c t i o n s a n d m a c ro s 1 T a b l e – M R P F D B c l e ar ti m e r Tab l e – M R P to po l o g y ch an g e ti m e r T a b l e – M R P L o c a l va ri ab l e s o f M I M p r o to c o l m ac h i n e T a b l e – M I M S ta te m ac h i n e f o r L C - m o d e T a b l e – M I M S ta te m ac h i n e f o r R C - m o d e 1 T a b l e – M R P L o c a l va ri ab l e s o f M I C p ro t o c o l m a c h i n e 1 T a b l e – M I C S t a te m ac h i n e f o r L C - m o d e 1 T a b l e – M I C S t a te m ac h i n e f o r R C - m o d e T a b l e 5 – M R P I n te rc o n n e c t i o n f u n c t i o n s T a b l e – M R P I n te rc o n n e c t i o n t o p o l o g y c h a n g e t i m e r T a b l e – M R P I n te rc o n n e c t i o n l i n k s ta t u s p o l l ti m e r T a b l e – M R P N e t wo rk/C o n n e c t i o n p a m e t e rs T a b l e – M R P M R M p a m e t e rs T a b l e – M R P M R C p ar am e te rs T a b l e – M R P M I M p ar am e te rs T a b l e – M R P M I C p a m e t e rs Tab l e A – C o m p a ti b l e m o d e M R P _O p ti o n fo r M R P _Te s t S u b s t i tu t i o n s T a b l e A – C o m p a ti b l e m o d e M R P _O p ti o n fra m e s M R P _T e s tM g rN Ac k a n d M R P _T e s t P ro p ag a te S u b s t i tu t i o n s Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) – – This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User No f ur I EC 201 – – I N TE R N ATI O N AL E L E C TR O TE C H N I C AL C O M M I S S I O N I N D U S TR I A L C O M M U N I C A TI O N N E TWO R K S – H I G H A VA I L A B I L I TY A U TO M A TI O N N E TWO R K S – P ar t : M e d i a R e d u n d an c y P r o t o c o l ( M R P ) F O R E WO R D ) T h e I n t e r n a t i o n a l E l e c t r o t e c h n i c a l C o m m i s s i o n ( I E C ) i s a w o rl d wi d e o r g a n i z a t i o n f o r s t a n d a r d i z a t i o n c o m p ri s i n g al l n ati o n al e l e ctro te ch n i cal co m m i ttees (I EC N ati o n al Co m m i ttees) Th e obj ect of IEC is to pro m o te i n t e rn a t i o n a l c o - o p e r a t i o n o n a l l q u e s t i o n s c o n c e rn i n g s t a n d a rd i z a t i o n i n t h e e l e c t ri c a l a n d e l e c t ro n i c f i e l d s T o th i s end an d Te ch n i cal in ad d i ti o n R e po rts , to o th er P u bl i cl y acti vi ti e s , Avai l abl e IEC pu bl i sh es S pe ci fi cati o n s I n t e rn a t i o n a l ( P AS ) an d S tan d ard s , Gui des Tech n i cal ( h e re afte r S p e ci fi cati o n s , re f e rr e d to as “I E C P u b l i c a t i o n ( s ) ” ) T h e i r p re p a r a t i o n i s e n t r u s t e d t o t e c h n i c a l c o m m i t t e e s ; a n y I E C N a t i o n a l C o m m i t t e e i n t e r e s t e d in th e su bj ect d e al t wi th m ay p arti ci p ate g o ve rn m e n tal o rg an i z ati o n s l i s i n g wi t h th e I n t e rn a t i o n a l O rg a n i z a t i o n in th i s p r e p a t o r y w o r k I n t e rn a t i o n a l , wi t h t h e I E C a l s o p a rt i c i p a t e i n t h i s p r e p a r a t i o n fo r S tan d ard i z ati o n (I SO) in acco rd an ce wi th g o v e rn m e n t a l an d non- I E C co l l ab o rate s cl o s e l y co n d i ti o n s d e t e rm i n e d by a g r e e m e n t b e t w e e n t h e t w o o rg a n i z a t i o n s 2) T h e f o rm a l d e c i s i o n s o r a g re e m e n t s o f I E C o n t e c h n i c a l m a t t e rs e x p re s s , a s n e a rl y a s p o s s i b l e , a n i n t e r n a t i o n a l sen su s of opi ni on on th e re l e van t s u bj e cts si n ce e ach te ch n i cal co m m i ttee h as re p r e s e n t a t i o n f ro m al l i n t e re s t e d I E C N a t i o n a l C o m m i t t e e s 3) IEC P u bl i cati o n s h ave th e fo rm C o m m i tte e s i n th at s e n s e P u bl i cati o n s is accu rate , o f re co m m e n d ati o n s Wh i l e al l IEC fo r i n te rn ati o n al u se an d are acce p te d b y I E C N ati o n al r e a s o n a b l e e f f o rt s a re m a d e t o e n s u re t h a t t h e t e c h n i c a l c o n t e n t o f I E C can n o t be h el d re s p o n s i bl e fo r th e wa y in wh i c h th ey a re used or fo r an y m i s i n te rp re tati o n b y an y e n d u s e r 4) In o rd e r to p ro m o t e to i n te rn ati o n al th e m axi m u m u n i f o rm i t y , exten t IEC possi bl e N ati o n al in th ei r Co m m i ttee s n ati on al an d u n d e r t a ke re g i o n a l to appl y IEC pu bl i cati o n s P u bl i cati on s An y d i ve rg e n ce b e t w e e n a n y I E C P u b l i c a t i o n a n d t h e c o r re s p o n d i n g n a t i o n a l o r r e g i o n a l p u b l i c a t i o n s h a l l b e c l e a rl y i n d i c a t e d i n t h e l a t t e r 5) I E C i t s e l f d o e s n o t p ro v i d e a n y a t t e s t a t i o n a s s e s s m e n t s e rv i c e s a n d , in s o m e are as , o f c o n f o rm i t y I n d e p e n d e n t c e rt i f i c a t i o n a c c e s s t o I E C m a r ks o f c o n f o r m i t y b o d i e s p r o v i d e c o n f o rm i t y I E C i s n o t re s p o n s i bl e fo r an y s e r v i c e s c a r ri e d o u t b y i n d e p e n d e n t c e rt i f i c a t i o n b o d i e s 6) A l l u s e rs s h o u l d e n s u r e t h a t t h e y h a v e t h e l a t e s t e d i t i o n o f t h i s p u b l i c a t i o n 7) N o l i a b i l i t y s h a l l a t t a c h t o I E C o r i t s d i re c t o rs , e m p l o y e e s , s e rv a n t s o r a g e n t s i n c l u d i n g i n d i v i d u a l e x p e r t s a n d m e m b e rs o f i t s t e c h n i c a l c o m m i t t e e s a n d I E C N a t i o n a l C o m m i t t e e s f o r a n y p e r s o n a l i n j u r y , p ro p e r t y d a m a g e o r oth er d am ag e expen ses of an y a ri s i n g out n a t u re w h a t s o e v e r, wh e t h e r of pu bl i cati o n , use th e o f, d i re c t or or i n d i re c t , re l i an ce u pon , or fo r th i s co sts IEC (i n cl u d i n g P u bl i cati o n or l e g al fees) an d an y oth er I EC P u bl i cati o n s 8) A t t e n t i o n i s d w n t o t h e N o rm a t i v e re f e r e n c e s c i t e d i n t h i s p u b l i c a t i o n U s e o f t h e re f e r e n c e d p u b l i c a t i o n s i s i n d i s p e n s a b l e f o r t h e c o r re c t a p p l i c a t i o n o f t h i s p u b l i c a t i o n I n t e rn a t i o n a l n e t wo rks , of S t a n d a rd I EC I EC 62439-2 tech n i cal h as co m m i ttee been 65: p re p a re d by s u b c o m m i tt e e I n d u s tri a l - p r o c e s s 65C: m e a s u re m e n t , I n d u s tr i a l c o n tro l an d a u to m a t i o n Th i s seco n d e d i ti o n can ce l s an d re p l a c e s th e fi rs t e d i ti o n pu bl i sh ed in 201 Th i s e d i ti o n co n s ti t u te s a t e c h n i c a l re vi s i o n Th i s e d i t i o n i n c l u d e s th e fo l l o wi n g s i g n i f i c a n t te c h n i c a l c h a n g e s wi th re s p e c t to t h e p re vi o u s e d i ti o n : – a d d i n g a p ro t o c o l e x te n s i o n to s e l e c t t h e m e d i a re d u n d a n c y m a n a g e r a u t o m a t i ca l l y ; – a d d i n g a p ro t o c o l t o re d u n d a n t l y co n n e c t m e d i a re d u n d a n c y p ro to c o l r i n g s This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User tran s pare n tl y Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com)  I EC 62439-2: 201 No f ur I EC 62439-2: 201  I EC 201 Th e te x t o f th i s s ta n d a rd i s b as e d o n t h e fo l l o wi n g d o c u m e n ts : FDI S R e p o rt o n vo t i n g C /8 /F D I S C /8 /R V D F u l l i n fo rm a ti o n o n t h e vo t i n g fo r t h e a p p ro va l o f t h i s s tan d ard c an b e fo u n d i n t h e re p o rt o n vo t i n g i n d i c at e d i n th e ab o ve tab l e Th i s p u b l i c at i o n h as b e e n d f te d i n ac c o rd an c e wi th I S O /I E C D i re c t i ve s , P art Th i s I n te rn a ti o n al S t an d ard i s to b e re a d i n c o n j u n c t i o n wi th I E C - A l ist of al l p arts communication of th e networks – I EC 6243 High s e ri e s , availability pu bl i sh ed automation u n der th e networks , g e n e ral ti tl e Industrial can be fou n d o n th e I E C we b s i t e Th e c o m m i t te e h as d e c i d e d t h a t t h e c o n t e n ts o f t h i s p u b l i c at i o n wi l l re m a i n u n c h an g e d u n ti l th e s tab i l i t y d a te i n d i c at e d on th e I EC we b s i te u n d er " h t : //we b s to re i e c c h " in th e d ata re l a t e d to t h e s p e c i fi c p u b l i c a t i o n At t h i s d at e , th e p u b l i c a t i o n wi l l b e • re co n fi rm e d , • w i th d rawn , • re p l ac e d b y a re vi s e d e d i t i o n , o r • am e n d e d i t – u n d er s t an d i n g c o l o u r Th e c o n t n s p ri n t er o f ' c o l o u r c o l o u r s i t s i n s i d e' w h i c h c o n t en t s l o g o ar e U s ers o n t h e c o ver c o n s i d ered s h o u l d p ag e t o t h eref o re o f t h i s b e p r i n t p u b l i c at i o n u s efu l t h i s f o r i n d i c at e s t h e d o cu m en t c o rrec t u s i n g a This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User I M P O R TA N T t h at Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) – – No f ur I EC 62439-2: 201 d i s a b l e d ( ) , b l o c k e d ( ) , f o r wa r d i n g ( ) , n o t - c o n n e c t e d ( ) } MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S C RI P T I ON " Op e r a t i o n a l s t a t e o f t h e f i r s t Ri n g - P o r t d i s a b l e d ( ) i n d i c a t e s t h a t a l l f r a me s a r e d r o p p e d b l o c k e d ( ) i n d i c a t e s t h a t a l l f r a me s a r e d r o p p e d – MR P a t o p o l o g y c h a n g e – MR P l i n k – MR P i n t e r c o n n e c t i o n t o p o l o g y – MR P i n t e r c o n n e c t i o n l i n k c h a n g e f r o m MR P e x c e p t t e s t f r a me s f r o m i n d i c a t e s t h a t t o I EE E i n d i c a t e s f r o m a n MR C , c h a n g e c h a n g e p r o t o c o l s f r o m f r o m t h a t a a l s o a MI M, MI C , d e f i n e t o p a s s p o r t s a c c o r d i n g o f f r a me s o t h e r b l o c k e d ( ) n o t - c o n n e c t e d ( ) a n d MR M, – f r a me s f o r wa r d i n g ( ) f r a me s a l l t h e f r a me s a r e f o r wa r d i n g p a s s e d t h r o u g h b e h a v i o r D t h a t t h e p o r t h a s n o l i n k " : : = { mr p D o ma i n E n t r y mr p D o ma i n R i n g P o r t } OB J E C T - T YP E S YNT AX I n t e g e r MA X - A C C E S S r e a d - c r e a t e S T AT US c u r r e n t DE S C RI P T I ON " Th e i f I n d e x u s e d a s o f r i n g t h e p o r t l a y e r i n t e r f a c e wh i c h i s " : : = { mr p D o ma i n E n t r y mr p D o ma i n R i n g P o r t S t a t e } OB J E C T - T YP E I NT E GE R { d i s a b l e d ( ) , b l o c k e d ( ) , f o r wa r d i n g ( ) , n o t - c o n n e c t e d ( ) } MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S C RI P T I ON " Op e r a t i o n a l s t a t e o f t h e s e c o n d Ri n g - P o r t d i s a b l e d ( ) i n d i c a t e s t h a t a l l f r a me s a r e d r o p p e d b l o c k e d ( ) i n d i c a t e s t h a t a l l f r a me s a r e d r o p p e d – MR P a t o p o l o g y c h a n g e – MR P l i n k – MR P i n t e r c o n n e c t i o n t o p o l o g y – MR P i n t e r c o n n e c t i o n l i n k c h a n g e f r o m i n d i c a t e s t h a t t o o f MR P e x c e p t t e s t f r a me s I E EE f r o m a n c h a n g e p r o t o c o l s f r o m f r o m t h a t a a l s o a : = { mr p D o ma i n E n t r y mr p D o ma i n S t a t e d e f i n e a l l t h e f r a me s a r e f o r wa r d i n g p a s s e d t h r o u g h b e h a v i o r D t h a t t h e p o r t h a s n o l i n k } OB J E C T - T YP E S YNT AX BI T S { d i s a b l e d ( ) , u n d e f i n e d ( ) , r i n g Op e n ( ) , r e s e r v e d ( ) } MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S C RI P T I ON " Op e r a t i o n a l d i s a b l e d ( ) – MR P s t a t u s s wi t c h e d a n d s h a l l MI M, MI C , " : f r o m MR C , c h a n g e p o r t s a c c o r d i n g i n d i c a t e s f r a me s o t h e r b l o c k e d ( ) n o t - c o n n e c t e d ( ) a n d MR M, – f r a me s f o r wa r d i n g ( ) f r a me s o f f b e o f t h e Al l r e s e t MR P h i g h e r e n t i t y b i t s a r e i n v a l i d t o p a s s I EC 201 This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User S YNT AX  Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) – 31 – No f ur  u n d e f i n e d ( ) I EC 201 – Va l u e – 31 – i s Al l n o t v a l i d h i g h e r r i n g Op e n ( ) – MR P r e s e r v e d ( ) – r e s e r v e d r i n g Al l b i t s a r e r e d u n d a n c y h i g h e r f o r i n v a l i d a n d s h a l l b e r e s e t i n v a l i d a n d s h a l l b e r e s e t l o s t b i t s a r e f u r t h e r e x t e n s i o n s " : : = { mr p D o ma i n E n t r y mr p D o ma i n E r r o r } OB J E C T - T YP E S YNT AX BI T S { n o Er r o r ( ) , i n v a l i d Vl a n I d ( ) , i n v a l i d ( ) , m u l t i p l e MR M( ) , s i n g l e S i d e Re c e i v e ( ) } MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S CRI P T I ON " I f t h e ( t h u s t h i s d e v i c e t h e c o u l d n ' v a l u e v a l u e o f ' t s wi t c h p r o v i d e s t h e r e a s o n – t h e n o Er r o r ( ) Al l n o t i n v a l i d – Va l u e i s Al l – t h e b i t s a c t i v e t e s t h a v e o f n o Er r o r ( ) t h e d e v i c e i n v a l i d I D i s n o t a r e i s i s s e t c o n f o m a n d s h a l l p e r mi t t e d i n v a l i d ma n a g e r s f r a me s b e e n b i t s t a t e o n e ) , b e r e s e t b e r e s e t o f t h e v a l i d h i g h e r – mu l t i p l e e x p e c t e d s t a t e a r e VL AN n o t t h e s t a t e b i t s a s s i g n e d a d mi n i s t r a t i v e t h e Ot h e r wi s e h i g h e r – t h e s i n g l e S i d e Re c e i v e ( ) d e s i r e d i s a d mi n i s t r a t i v e i n v a l i d Vl a n I d ( ) m u l t i p l e MR M( ) t h e o p e r a t i o n a l t o ( ) t o mr p D o ma i n S t a t e ' o f s e e n , a n b u t i n a n d s h a l l r i n g d o ma i n MR M o n l y o n o n e p o r t " : : = { mr p D o ma i n E n t r y mr p D o ma i n B l o c k e d 1 } OB J E C T - T YP E I NT E GE R { e n a b l e d ( ) , d i s a b l e d ( ) } MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S C RI P T I ON " Th e e n t i t y S h o ws B L OC KE D Th e i s ma n a g e r S e t t o e n a b l e d ( ) s t a t e o f b l o c k e d mr p a d o ma i n a t mr p e n a b l e d s u p p o r t t h e t h e r i n g p o r t s r e q u i r e s r i n g t h e s u p p o r t p o r t s d o ma i n ma n a g e r b l o c k e d mr p D o ma i n B l o c k e d t h e n a t p o r t a d e c i d e s wh e t h e r t h i s s u p p o r t r e q u i r e d s h a l l I f s u p p o r t s wh e t h e r t h e t h e v a l u e o f i s d e ma n d s t h a t a t t r i b u t e s e t d i s a b l e d a l l a l s o a t t h e mr p D o ma i n B l o c k e d c a n r i n g p o r t c l i e n t s s e t b e t o e n a b l e d ma n a g e r , a r b i t r a r y c l i e n t s c l i e n t : s u p p o r t s p o r t s wh o s e s t a t e c a n b e b l o c k e d ma n a g e r : wo r k s r i n g d i s a b l e d ( ) c l i e n t : n o ma n a g e r : Wo r k o n l y wi t h c l i e n t s s u p p o r t i n g b l o c k e d p o r t s s u p p o r t wi t h p o r t s a n d b l o c k e d o f b l o c k e d c l i e n t s wi t h r i n g r i n g p o r t s s u p p o r t i n g c l i e n t s n o t b l o c k e d r i n g s u p p o r t i n g p o r t s " : = { mr p D o ma i n E n t r y mr p D o ma i n V l a n I d } OB J E C T - T YP E S YNT AX Un s i g n e d MA X - A C C E S S r e a d - c r e a t e S T AT US c u r r e n t DE S C RI P T I ON " Th e VL AN I D a s s i g n e d Th e VL AN I D o n l y i s n o t I f v a l u e Th e s e t i s : = { mr p D o ma i n E n t r y } t o i n t h e u s e MR P wh e n p r o t o c o l t h e b i t i n v a l i d Vl a n I d mr p D o ma i n E r r o r s e t t o i n v a l i d Vl a n I d " : i n i s n o s h a l l VL AN b e i s s e t a s s i g n e d t o ( n o Er r o r ) This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User S YNT AX : Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) I EC 62439-2: 201 No f ur I EC 62439-2: 201 - - * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - - Ob j - - * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * e c t s o f t h e MR P Ne t wo r k m r p D o m a i n Ma n a g e r P r i o r i t y Ma n a g e m e n t I NT E GE R MA X - A C C E S S r e a d - c r e a t e S T AT US c u r r e n t DE S C RI P T I ON " ( r o l e 5 ) p r i o r i t y c l i e n t b y ma n a g e r OB J E C T - T YP E S YNT AX Th e f o r t h e s h a l l o f o n l y , MR P b e s ma l l e r t h i s t h e e n t i t y u s e d , v a l u e MR P v a l u e t h e h a s e n t i t y o f t h i s On l y t h e b i t s t h e I f f o u r t o 1 h i g h e r t h e o b j e c t mo s t a r e d e v i c e s h a l l i s b e i g n o r e d s i g n i f i c a n t r e s e r v e d T h e p r i o r i t y " : : = { mr p D o ma i n E n t r y mr p D o ma i n R i n g O p e n C o u n t S YNT AX } OB J E C T - T YP E Co u n t e r MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S C RI P T I ON " Co u n t e r f o r r i n g - s t a t e c h a n g e s t o o p e n " : : = { mr p D o ma i n E n t r y } mr p D o ma i n L a s t R i n g O p e n C h a n g e S YNT AX OB J E C T - T YP E T i me T i c k s MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S C RI P T I ON " T i me t i c k s t o r i n g s i n c e l a s t c h a n g e o f r i n g - s t a t e o p e n " : : = { mr p D o ma i n E n t r y } m r p D o m a i n R o u n d T r i p D e l a y Ma x S YNT AX OB J E C T - T YP E Un s i g n e d " mi l l i s e c o n d s " r e a d - o n l y S T AT US c u r r e n t DE S C RI P T I ON " Th e ma x wh i c h Ro u n d - T r i p - De l a y wa s me a s u r e d s i n c e ( i n mi l l i s e c o n d s ) s t a r t u p " : : = { mr p D o ma i n E n t r y } m r p D o m a i n R o u n d T r i p D e l a y Mi n S YNT AX OB J E C T - T YP E Un s i g n e d UNI T S " mi l l i s e c o n d s " MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S CRI P T I ON " Th e mi n wh i c h Ro u n d - T r i p - De l a y wa s me a s u r e d s i n c e ( i n mi l l i s e c o n d s ) s t a r t u p " : : = { mr p D o ma i n E n t r y } mr p D o ma i n R e s e t R o u n d T r i p D e l a y s S YNT AX I NT E GE R OB J E C T - T YP E { r e s e t De l a y s ( ) } MA X - A C C E S S r e a d - wr i t e S T AT US c u r r e n t DE S CRI P T I ON " A wr i t e t h e r e q u e s t v a l u e s o f wi t h r e s e t De l a y s ( ) m r p D o m a i n R o u n d T r i p D e l a y Mi n s a me t i me " : : = { mr p D o ma i n E n t r y } m r p D o m a i n MR MR e a c t O n L i n k C h a n g e S YNT AX I NT E GE R OB J E C T - T YP E { e n a b l e d ( ) , d i s a b l e d ( ) } MA X - A C C E S S r e a d - c r e a t e S T AT US c u r r e n t s h a l l m r p D o m a i n R o u n d T r i p D e l a y Ma x t o z e r o a t t h e r e s e t a n d I EC 201 This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User UNI T S MA X - A C C E S S b i t s  Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) – 31 – No f ur  I EC 201 DE S C RI P T I ON – 31 – " Te l l s wh e t h e r t h e MR M r e a c t s o n l i n k d o wn MR P l i n k c h a n g e f r a me s e n a b l e d ( ) i n d i c a t e s l i n k d i s a b l e d ( ) t h a t c h a n g e i n d i c a t e s t h a t l i n k MR P d o wn t h e MR M r e a c t s MR M d o e s i mme d i a t e l y o n l i n k d o wn MR P f r a me s t h e l i n k c h a n g e n o t r e a c t o n f r a me s " : : = { mr p D o ma i n E n t r y } - - * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - - a d d i t i o n a l - - * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Ob j e c t s mr p D o ma i n R o w S t a t u s o f t h e MR P Ne t wo r k Ma n a g e m e n t f o r ma n a g e me n t OB J E C T - T YP E S YNT AX Ro wS t a t u s MA X - A C C E S S r e a d - c r e a t e S T AT US c u r r e n t DE S CRI P T I ON " S u p p o r t A r o w t h e o f c a n c r e a t i o n b e v a l u e t a k e n a n d o u t d e l e t i o n o f o f s e r v i c e r o ws b y wr i t i n g n o t I n S e r v i c e ( ) " : : = { mr p D o ma i n E n t r y } - - * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - - Ob j - - * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * e c t s o f t h e Me d i a r e d u n d a n c y mr p I n t e r c o n n e c t i o n T a b l e OB J E C T - T YP E S YNT AX S E QUE NC E MA X - A C C E S S n o t - a c c e s s i b l e S T AT US c u r r e n t DE S CRI P T I ON " Ev e r y a Ro w OF Mr p I n t e r c o n n e c t i o n E n t r y e n t r y Me d i a i n t h i s r e d u n d a n c y e n t r i e s S N MP c a n b e o p e r a t i o n s s o me v a l u e s p u r e Ob j e c t o f t h e t a b l e c r e a t e d o r Th e r e f o r e I d e n t i f i e r s a me mo n i t o r i n g c o n t a i n s I n t e r c o n n e c t i o n Ob j e c t t h e a r e i n f o r ma t i o n a b o u t d o ma i n d e l e t e d v i a MA X - A C C E S S d i f f e r e n t I d e n t i f i e r i n v a l u e s f r o m t h e t h e f a c e t " : : = { mr p O b j e c t s } mr p I n t e r c o n n e c t i o n E n t r y S YNT AX : : OB J E C T - T YP E Mr p I n t e r c o n n e c t i o n E n t r y MA X - A C C E S S n o t - a c c e s s i b l e S T AT US c u r r e n t DE S C RI P T I ON " An I NDE X { = { e n t r y i n t h e mr p I n t e r c o n n e c t i o n T a b l e mr p I n t e r c o n n e c t i o n I D mr p I n t e r c o n n e c t i o n T a b l e Mr p I n t e r c o n n e c t i o n E n t r y : : = } S E QUE NC E { mr p I n t e r c o n n e c t i o n I D Un s i g n e d , mr p I n t e r c o n n e c t i o n N a me Di s p l a y S t r i n g , mr p I n t e r c o n n e c t i o n P o r t I n t e g e r , mr p I n t e r c o n n e c t i o n P o r t S t a t e I NT E GE R , mr p I n t e r c o n n e c t i o n V l a n I d Un s i g n e d , m r p I n t e r c o n n e c t i o n Mo d e I NT E GE R , mr p I n t e r c o n n e c t i o n A d mi n R o l e I NT E GE R , mr p I n t e r c o n n e c t i o n O p e r R o l e I NT E GE R , mr p I n t e r c o n n e c t i o n S t a t e I NT E GE R , mr p I n t e r c o n n e c t i o n E r r o r BI T S , mr p I n t e r c o n n e c t i o n O p e n C o u n t Co u n t e r , mr p I n t e r c o n n e c t i o n L a s t O p e n C h a n g e T i me T i c k s , m r p I n t e r c o n n e c t i o n P e e r MA C OC T E T S T RI NG, m r p I n t e r c o n n e c t i o n O w n MR MMA C OC T E T S T RI NG, S T RI NG, m r p I n t e r c o n n e c t i o n P e e r MR MMA C OC T E T mr p I n t e r c o n n e c t i o n P e e r R i n g D o ma i n U U I D I E C Uu i d T y p e , mr p I n t e r c o n n e c t i o n R o w S t a t u s Ro wS t a t u s } mr p I n t e r c o n n e c t i o n I D S YNT AX : : OB J E C T - T YP E Un s i g n e d MA X - A C C E S S n o t - a c c e s s i b l e S T AT US c u r r e n t DE S CRI P T I ON " Th e = { " } i n d e x mr p I n t e r c o n n e c t i o n E n t r y o f t h e } e n t r y " This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User o f I n t e r c o n n e c t i o n Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) I EC 62439-2: 201 No f ur mr p I n t e r c o n n e c t i o n N a me S YNT AX I EC 201 OB J E C T - T YP E Di s p l a y S t r i n g MA X - A C C E S S r e a d - c r e a t e S T AT US c u r r e n t DE S CRI P T I ON  I EC 62439-2: 201 " A l o g i c a l e a s e n a me t h e f o r t h e ma n a g e me n t Me d i a o f r e d u n d a n c y Me d i a I n t e r c o n n e c t i o n r e d u n d a n c y d o ma i n I n t e r c o n n e c t i o n t o d o ma i n s " : : = { mr p I n t e r c o n n e c t i o n E n t r y mr p I n t e r c o n n e c t i o n P o r t S YNT AX } OB J E C T - T YP E I n t e g e r MA X - A C C E S S r e a d - c r e a t e S T AT US c u r r e n t DE S CRI P T I ON " Th e a s t h e l a y e r i n t e r c o n n e c t i o n i f I n d e x o f p o r t i n t e r f a c e wh i c h i s u s e d " : : = { mr p I n t e r c o n n e c t i o n E n t r y mr p I n t e r c o n n e c t i o n P o r t S t a t e S YNT AX } OB J E C T - T YP E I NT E GE R { d i s a b l e d ( ) , b l o c k e d ( ) , f o r wa r d i n g ( ) , n o t Co n n e c t e d ( ) } MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S C RI P T I ON " Op e r a t i o n a l s t a t e o f t h e I n t e r c o n n e c t i o n p o r t d i s a b l e d ( ) i n d i c a t e s t h a t a l l f r a me s a r e d r o p p e d b l o c k e d ( ) i n d i c a t e s t h a t a l l f r a me s a r e d r o p p e d e x c e p t c h a n g e f r a me s , – MR P I n t e r c o n n e c t i o n t o p o l o g y I n t e r c o n n e c t i o n t e s t f r a me s , I n t e r c o n n e c t i o n l i n k c h a n g e f r a me s , – MR P I n t e r c o n n e c t i o n l i n k s t a t u s p o l l – f r a me s f r o m o t h e r b l o c k e d ( ) f o r wa r d i n g ( ) n o t Co n n e c t e d ( ) p r o t o c o l s t h a t f r a me s , a l s o d e f i n e t o p a s s p o r t s i n d i c a t e s t h a t a c c o r d i n g t o i n d i c a t e s t h a t a l l t h e f r a me s a r e f o r wa r d i n g t h e p o r t p a s s e d b e h a v i o r h a s n o t h r o u g h o f I E EE D l i n k " : : = { mr p I n t e r c o n n e c t i o n E n t r y mr p I n t e r c o n n e c t i o n V l a n I d S YNT AX } OB J E C T - T YP E Un s i g n e d MA X - A C C E S S r e a d - c r e a t e S T AT US c u r r e n t DE S C RI P T I ON " Th e VL AN I D a s s i g n e d Th e VL AN I D o n l y d o e s I f n o t v a l u e i s t o i n t h e u s e MR P s i g n a l i n v a l i d Vl a n I d i s t o s e t n o I n t e r c o n n e c t i o n wh e n VL AN p r o t o c o l mr p I n t e r c o n n e c t i o n E r r o r i s a s s i g n e d " : : = { mr p I n t e r c o n n e c t i o n E n t r y m r p I n t e r c o n n e c t i o n Mo d e S YNT AX } OB J E C T - T YP E I NT E GE R { u n d e f i n e d ( ) , l c Mo d e ( ) , r c Mo d e ( ) } MA X - A C C E S S r e a d - wr i t e S T AT US c u r r e n t DE S C RI P T I ON " Co n t r o l Th e v a l u e n e i t h e r I f t h e t h e MR P u n d e f i n e d ( ) s e t v a l u e t o i s I n t e r c o n n e c t i o n d e t e c t o p e n I f v a l u e t h e o r i s I n t e r c o n n e c t i o n d e t e c t I n t e r c o n n e c t i o n o p e n o r s i g n a l s l c Mo d e ( ) s e t t o s e t ( MI M) t h e t o t h e r o l e r c Mo d e ( ) ( MI M) i n t e r c o n n e c t i o n mo d e i s r c Mo d e ( ) i s i n t e r c o n n e c t i o n Ma n a g e r c l o s e d t h a t t o l c Mo d e ( ) Ma n a g e r c l o s e d n o r mo d e t h e r o l e i s i n t e r c o n n e c t i o n d e v i c e u s i n g i n t h e Me d i a l i n k r e d u n d a n c y c h e c k mo d e t o l i n k s d e v i c e u s i n g l i n k s i n t h e Me d i a r i n g r e d u n d a n c y c h e c k mo d e t o This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User – MR P – MR P Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) – 31 – No f ur  I EC 201 Th e f a c t o r y v a l u e I f – 31 – o f t h e a g e n t r e a s o n , wi t h s e t t i n g s t h i s ' i t a r e o b j e c t t o r e s t r i c t s s h a l l b a d Va l u e ' r e c o mme n d e d t h e t h e r e j e c t t o l c Mo d e ( ) wr i t e wr i t e a d j u s t t h e c a p a b i l i t y a c c e s s , r e q u e s t s n o b y ma t t e r wh a t r e s p o n d i n g " : : = { mr p I n t e r c o n n e c t i o n E n t r y mr p I n t e r c o n n e c t i o n A d mi n R o l e S YNT AX } OB J E C T - T YP E I NT E GE R { d i s a b l e ( ) , c l i e n t ( ) , ma n a g e r ( ) } MA X - A C C E S S r e a d - wr i t e S T AT US c u r r e n t DE S CRI P T I ON " Co n t r o l Me d i a I f t h e MR P t h e v a l u e e n t i t y o f I f t h e v a l u e t h e r o l e I f t h e v a l u e t o t h e r o l e o f i n t h e t o s e t a i s o f t o i n s y s t e m t h e MR P I n t e r c o n n e c t i o n t h e e n t i t y s h a l l I n t e r c o n n e c t i o n t o ma n a g e r ( ) t h e Me d i a r e d u n d a n c y I n t e r c o n n e c t i o n a r e o b j e c t o r d e r t o t o c o n f o r m r e c o mme n d e d t h e e n t i t y t o c l i e n t ( ) p r e v e n t ( t h e p e r d i s a b l e d c l i e n t ( ) i n t e r c o n n e c t i o n n e c e s s a r i l y t h e r e d u n d a n c y s e t a b e o f d o ma i n d i s a b l e ( ) s h a l l Me d i a s e t t i n g s t h i s c o mp o n e n t s e t i s b e h a v i o r I n t e r c o n n e c t i o n d o ma i n o f f a c t o r y v a l u e i s t h i s t o Th e I n t e r c o n n e c t i o n r e d u n d a n c y o r d e r o f s h a l l a d j u s t ma n a g e r s t h e t o t h e o r d e r o f t h e r e s t r i c t s t h e wr i t e a c c e s s , s e t b e ( MI C ) s e t Ma n a g e r ( MI M) t h e c a p a b i l i t y mu l t i p l e b e Cl i e n t o f t h e a r e c a p a b i l i t i e s o b j e c t a r e n o t v a l u e s h e r e ) I f t h e a g e n t r e a s o n , wi t h ' i t s h a l l b a d Va l u e ' r e j e c t wr i t e r e q u e s t s n o b y ma t t e r wh a t r e s p o n d i n g " : : = { mr p I n t e r c o n n e c t i o n E n t r y S YNT AX } OB J E C T - T YP E I NT E GE R { d i s a b l e ( ) , c l i e n t ( ) , ma n a g e r ( ) } MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S CRI P T I ON " Th e o p e r a t i o n a l p e r Me d i a A v a l u e wo r k A A o f o f o f a n MR P I n t e r c o n n e c t i o n I n t e r c o n n e c t i o n d i s a b l e d ( ) ( wh a t e v e r v a l u e Me d i a r o l e r e d u n d a n c y s i g n a l s t h a t e n t i t y d o ma i n t h e e n t i t y d o e s n ' t r e a s o n ) c l i e n t ( ) r e d u n d a n c y s i g n a l s t h a t I n t e r c o n n e c t i o n v a l u e o f ma n a g e r ( ) s i g n a l s ma n a g e r o f t h i s r e d u n d a n c y Me d i a t h e e n t i t y Cl i e n t t h a t t h e i s i n a r o l e e n t i t y i s I n t e r c o n n e c t i o n t h e d o ma i n " : : = { mr p I n t e r c o n n e c t i o n E n t r y mr p I n t e r c o n n e c t i o n S t a t e S YNT AX } OB J E C T - T YP E I NT E GE R { d i s a b l e ( ) , u n d e f i n e d ( ) , i n t e r c o n n Op e n ( ) , i n t e r c o n n Cl o s e d ( ) } MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S CRI P T I ON " Op e r a t i o n a l s t a t u s Th e u n d e f i n e d ( ) – Va l u e – MR P i n t e r c o n n Cl o s e d ( ) – MR P " { i s mr p I n t e r c o n n e c t i o n E n t r y } I n t e r c o n n e c t i o n i s n o t I n t e r c o n n e c t i o n v a l i d l o s t o f t h i s Me d i a d o ma i n r e d u n d a n c y I n t e r c o n n e c t i o n e n t i t y d i s a b l e d r e d u n d a n c y I n t e r c o n n e c t i o n r e d u n d a n c y = MR P e n t i t y I n t e r c o n n e c t i o n r e d u n d a n c y : t h e – i n t e r c o n n Op e n ( ) : o f d i s a b l e ( ) a v a i l a b l e d o ma i n o f t h i s Me d i a This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User mr p I n t e r c o n n e c t i o n O p e r R o l e Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) I EC 62439-2: 201 No f ur mr p I n t e r c o n n e c t i o n E r r o r S YNT AX I EC 62439-2: 201  I EC 201 OB J E C T - T YP E BI T S { n o E r r o r ( ) , i n v a l i d Vl a n I d ( ) } MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S CRI P T I ON " Co n f i g u r a t i o n – n o n o Er r o r ( ) o f c o n f i g u r a t i o n – t h e i n v a l i d Vl a n I d ( ) s t a t u s a s s i g n e d t h e MR P e r r o r VL AN I D I n t e r c o n n e c t i o n e n t i t y d e t e c t e d i s n o t p e r mi t t e d " : : = { mr p I n t e r c o n n e c t i o n E n t r y mr p I n t e r c o n n e c t i o n O p e n C o u n t S YNT AX } OB J E C T - T YP E Co u n t e r MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S CRI P T I ON " Co u n t e r f o r MR P I n t e r c o n n e c t i o n s t a t e c h a n g e s t o i n t e r c o n n Op e n " : : = { mr p I n t e r c o n n e c t i o n E n t r y 1 mr p I n t e r c o n n e c t i o n L a s t O p e n C h a n g e S YNT AX } OB J E C T - T YP E T i me T i c k s MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S CRI P T I ON " T i me t i c k s s i n c e l a s t c h a n g e mr p I n t e r c o n n e c t i o n S t a t e t o o f i n t e r c o n n Op e n " : : = { mr p I n t e r c o n n e c t i o n E n t r y m r p I n t e r c o n n e c t i o n P e e r MA C S YNT AX } OB J E C T - T YP E OC T E T S T R I NG r e a d - o n l y c u r r e n t " D e v i c e - MA C - A d d r e s s t o t h e t h e d e v i c e s o f t h e i n t e r l i n k MA C - A d d r e s s d e v i c e s p o r t c o n t a i n e d i n t e r c o n n e c t i o n i n i n t e r c o n n e c t i o n Th i s t h e v a r i a b l e me d i a l i n k p e e r , c o n n e c t e d c o n t a i n s c h e c k f r a me r e c e i v e d a t t h e p o r t " : : = { mr p I n t e r c o n n e c t i o n E n t r y m r p I n t e r c o n n e c t i o n O w n MR MMA C S YNT AX OC T E T } OB J E C T - T YP E S T R I NG MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S C RI P T I ON " T h e d e v i c e - MA C - A d d r e s s T h i s v a r i a b l e p e r i o d i c a l l y I f t h e r i n g c o n t a i n c o n t a i n s r e c e i v e d ma n a g e r s o f t h e t h e d e v i c e s r i n g MA C - A d d r e s s MR P _ T e s t f r a me MA C - A d d r e s s i s s e n t n o t ma n a g e r e x t r a c t e d b y t h e k n o wn , ( MR M) f r o m t h e r i n g ma n a g e r t h e v a r i a b l e s h a l l f f - f f - f f - f f - f f - f f " : : = { mr p I n t e r c o n n e c t i o n E n t r y m r p I n t e r c o n n e c t i o n P e e r MR MMA C S YNT AX OC T E T } OB J E C T - T YP E S T R I NG MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S C RI P T I ON " D e v i c e - MA C - A d d r e s s t o t h e T h i s d e v i c e s v a r i a b l e c o n t a i n e d I f t h e c o n t a i n i n r i n g o f d e v i c e s i n t e r l i n k c o n t a i n s t h e me d i a ma n a g e r s i n t e r c o n n e c t i o n p o r t , t h e l i n k r i n g MR M- MA C - A d d r e s s c h e c k MA C - A d d r e s s f r a me i s p e e r ’ s , c o n n e c t e d ma n a g e r n o t o f t h e r e c e i v e d k n o wn , p e e r s a t t h e t h e r i n g ma n a g e r i n t e r c o n n e c t i o n v a r i a b l e p o r t s h a l l f f - f f - f f - f f - f f - f f " : : = { mr p I n t e r c o n n e c t i o n E n t r y } mr p I n t e r c o n n e c t i o n P e e r R i n g D o ma i n U U I D S YNT AX OB J E C T - T YP E I E C Uu i d T y p e MA X - A C C E S S r e a d - o n l y S T AT US c u r r e n t DE S C RI P T I ON " T h e t o d o ma i n t h e T h i s UUI D d e v i c e s v a r i a b l e c o n t a i n e d i n o f t h e r i n g i n t e r l i n k c o n t a i n s t h e me d i a t h e p o r t , t h e l i n k i n t e r c o n n e c t i o n p e e r ’ s , c o n n e c t e d r i n g MR M_ D o m a i n U U I D c h e c k f r a me o f t h e r e c e i v e d p e e r s a t t h e r i n g i n t e r c o n n e c t i o n p o r t This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User MA X - A C C E S S S T AT US DE S C RI P T I ON Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) – 320 – No f ur  I EC 201 – 321 – " : : = { mr p I n t e r c o n n e c t i o n E n t r y mr p I n t e r c o n n e c t i o n R o w S t a t u s S YNT AX } OB J E C T - T YP E Ro wS t a t u s MA X - A C C E S S r e a d - c r e a t e S T AT US c u r r e n t DE S CRI P T I ON " S u p p o r t A r o w t h e o f c a n c r e a t i o n b e v a l u e t a k e n a n d o u t d e l e t i o n o f o f s e r v i c e r o ws b y wr i t i n g n o t I n S e r v i c e ( ) " : - - : = { mr p I n t e r c o n n e c t i o n E n t r y } * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - - c o n f o r ma n c e - - s t a t e me n t s * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * mr p R e d u n d a n c y G r o u p s OB J E C T mr p D o ma i n B a s i c G r o u p OB J E C T - GR OUP OB J E C T S I DE NT I F I E R : : = { mr p C o n f o r ma n c e } { mr p D o ma i n I n d e x , mr p D o ma i n I D , mr p D o ma i n N a me , mr p D o ma i n A d mi n R o l e , mr p D o ma i n O p e r R o l e , mr p D o ma i n R i n g P o r t , mr p D o ma i n R i n g P o r t S t a t e , mr p D o ma i n R i n g P o r t , mr p D o ma i n R i n g P o r t S t a t e , mr p D o ma i n S t a t e , mr p D o ma i n B l o c k e d , mr p D o ma i n R o w S t a t u s } S T AT US c u r r e n t DE S C RI P T I ON " wh i c h c o n t r o l t h e a r e n e c e s s a r y s t a t u s o f MR P t o mo n i t o r d o ma i n s " : : = { mr p R e d u n d a n c y G r o u p s m r p D o m a i n Ma n a g e r G r o u p OB J E C T S } OB J E C T - GR OUP { m r p D o m a i n Ma n a g e r P r i o r i t y } S T AT US c u r r e n t DE S CRI P T I ON " P a r a me t e r s a n d wh i c h c o n t r o l t h e a r e a d d i t i o n a l s t a t u s o f MR P t o mo n i t o r d o ma i n ma n a g e r s " : : = { mr p R e d u n d a n c y G r o u p s mr p D o ma i n B l o c k i n g C n t r l G r o u p OB J E CT S } OB J E C T - GR OUP { m r p D o m a i n MR MR e a c t O n L i n k C h a n g e } S T AT US c u r r e n t DE S C RI P T I ON " P a r a me t e r s b l o c k i n g wh i c h a r e b e h a v i o r o f o p t i o n a l MR P t o mo n i t o r a n d c o n t r o l d o ma i n s " : : = { mr p R e d u n d a n c y G r o u p s mr p D o ma i n D i a g G r o u p OB J E CT S } OB J E C T - GROUP { mr p D o ma i n E r r o r , mr p D o ma i n R i n g O p e n C o u n t , mr p D o ma i n L a s t R i n g O p e n C h a n g e , m r p D o m a i n R o u n d T r i p D e l a y Ma x , m r p D o m a i n R o u n d T r i p D e l a y Mi n , mr p D o ma i n R e s e t R o u n d T r i p D e l a y s } S T AT US c u r r e n t DE S C RI P T I ON " P a r a me t e r s a n d " c o n t r o l wh i c h t h e a r e o p t i o n a l d i a g n o s t i c t o s t a t u s mo n i t o r o f MR P d o ma i n s This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User P a r a me t e r s a n d Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) I EC 62439-2: 201 No f ur : : = { mr p R e d u n d a n c y G r o u p s mr p D o ma i n A d v a n c e d G r o u p OB J E C T S I EC 62439-2: 201 } OB J E C T - GROUP { mr p D o ma i n V l a n I d } S T AT US c u r r e n t DE S C RI P T I ON " P a r a me t e r s wh i c h t h e o f s t a t u s a r e MR P o p t i o n a l t o mo n i t o r t o mo n i t o r a n d c o n t r o l d o ma i n s " : : = { mr p R e d u n d a n c y G r o u p s mr p I n t e r c o n n e c t i o n B a s i c G r o u p OB J E C T S } OB J E C T - GR OUP { mr p I n t e r c o n n e c t i o n N a me , mr p I n t e r c o n n e c t i o n P o r t , mr p I n t e r c o n n e c t i o n P o r t S t a t e , mr p I n t e r c o n n e c t i o n A d mi n R o l e , mr p I n t e r c o n n e c t i o n O p e r R o l e , m r p I n t e r c o n n e c t i o n Mo d e , mr p I n t e r c o n n e c t i o n S t a t e , mr p I n t e r c o n n e c t i o n R o w S t a t u s } S T AT US c u r r e n t DE S C RI P T I ON " P a r a me t e r s a n d wh i c h c o n t r o l t h e a r e n e c e s s a r y s t a t u s I n t e r c o n n e c t i o n o f Me d i a r e d u n d a n c y d o ma i n s " : : = { mr p R e d u n d a n c y G r o u p s mr p I n t e r c o n n e c t i o n D i a g G r o u p OB J E C T S } OB J E C T - GR OUP { mr p I n t e r c o n n e c t i o n E r r o r , mr p I n t e r c o n n e c t i o n O p e n C o u n t , mr p I n t e r c o n n e c t i o n L a s t O p e n C h a n g e ,  I EC 201 Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) – 322 – m r p I n t e r c o n n e c t i o n P e e r MA C , mr p I n t e r c o n n e c t i o n P e e r R i n g D o ma i n U U I D } S T AT US c u r r e n t DE S C RI P T I ON " P a r a me t e r s a n d wh i c h c o n t r o l r e d u n d a n c y t h e a r e o p t i o n a l d i a g n o s t i c t o mo n i t o r s t a t u s I n t e r c o n n e c t i o n o f Me d i a d o ma i n s " : : = { mr p R e d u n d a n c y G r o u p s } mr p I n t e r c o n n e c t i o n A d v a n c e d G r o u p OB J E C T S OB J E C T - GR OUP { mr p I n t e r c o n n e c t i o n V l a n I d } S T AT US c u r r e n t DE S C RI P T I ON " P a r a me t e r s wh i c h t h e o f s t a t u s a r e Me d i a o p t i o n a l r e d u n d a n c y t o mo n i t o r a n d c o n t r o l I n t e r c o n n e c t i o n d o ma i n s " : - - - - : = { mr p R e d u n d a n c y G r o u p s } * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * c o mp l i a n c e s p e c i f i c a t i o n s * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * mr p R e d u n d a n c y C o mp l i a n c e s mr p D o ma i n B a s i c C o mp l i a n c e S T AT US OB J E C T I DE NT I F I E R : : = { mr p C o n f o r ma n c e } MO D U L E - C O MP L I A N C E c u r r e n t DE S C RI P T I ON " B a s i c T h e o f i mp l e me n t a t i o n a g e n t s h a l l r e d u n d a n c y r e q u i r e me n t s s u p p o r t t h e d o ma i n s " MO D U L E MA N D A T O R Y - G R O U P S { mr p D o ma i n B a s i c G r o u p } f o r mo n i t o r i n g MR P a n d s u p p o r t c o n t r o l This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User m r p I n t e r c o n n e c t i o n O w n MR MMA C , m r p I n t e r c o n n e c t i o n P e e r MR MMA C , No f ur GR OUP  I EC 201 – 323 – mr p D o ma i n A d v a n c e d G r o u p DE S C RI P T I ON " F o r S N MP a g e n t s a d v a n c e d r e d u n d a n c y i t i s mo n i t o r i n g o p t i o n a l a n d t o c o n t r o l s u p p o r t o f d o ma i n s " : : = { mr p R e d u n d a n c y C o mp l i a n c e s m r p D o m a i n Ma n a g e r C o m p l i a n c e } MO D U L E - C O MP L I A N C E S T AT US c u r r e n t DE S C RI P T I ON " Ma n a g e r i mp l e me n t a t i o n s u p p o r t a n d Th e c o n t r o l a g e n t o f r e q u i r e me n t s s h a l l s u p p o r t r e d u n d a n c y t h e f o r MR P mo n i t o r i n g d o ma i n s " MO D U L E MA N D A T O R Y - G R O U P S { mr p D o ma i n B a s i c G r o u p , m r p D o m a i n Ma n a g e r G r o u p } GR OUP mr p D o ma i n B l o c k i n g C n t r l G r o u p DE S CRI P T I ON " F o r S N MP a g e n t s i t i s o p t i o n a l t o s u p p o r t b l o c k i n g c o n t r o l " GR OUP mr p D o ma i n D i a g G r o u p DE S CRI P T I ON " F o r S N MP a g e n t s mo n i t o r i n g o f i t t h e i s o p t i o n a l d i a g n o s t i c t o s u p p o r t s t a t u s o f MR P d o ma i n s " : : = { mr p R e d u n d a n c y C o mp l i a n c e s mr p I n t e r c o n n e c t i o n C o mp l i a n c e S T AT US } MO D U L E - C O MP L I A N C E c u r r e n t DE S CRI P T I ON " I mp l e me n t a t i o n o f a g e n t Me d i a r e q u i r e me n t s s h a l l s u p p o r t r e d u n d a n c y f o r t h e MR P I n t e r c o n n e c t i o n mo n i t o r i n g I n t e r c o n n e c t i o n a n d s u p p o r t c o n t r o l d o ma i n s " MO D U L E MA N D A T O R Y - G R O U P S { mr p I n t e r c o n n e c t i o n B a s i c G r o u p } GROUP mr p I n t e r c o n n e c t i o n A d v a n c e d G r o u p DE S C RI P T I ON " F o r S N MP a d v a n c e d a g e n t s i t i s mo n i t o r i n g r e d u n d a n c y o p t i o n a l a n d c o n t r o l I n t e r c o n n e c t i o n t o s u p p o r t o f Me d i a d o ma i n s " GROUP mr p I n t e r c o n n e c t i o n D i a g G r o u p DE S C RI P T I ON " F o r S N MP a g e n t s i t t h e i s o p t i o n a l mo n i t o r i n g o f d i a g n o s t i c r e d u n d a n c y I n t e r c o n n e c t i o n t o s u p p o r t s t a t u s o f Me d i a d o ma i n s " : : = { mr p R e d u n d a n c y C o mp l i a n c e s } E ND - - - - * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * E OF * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User T h e Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) I EC 62439-2: 201 No f ur A n n ex e I EC 62439-2: 201  I EC 201 A ( n o rm at i ve ) Ve r s i o n s an t é r i e u r e s du Un ap p are i l p ro t o c o l e p e u t p re n d r e du en c h a rg e g e s t i o n n a i re f ac u l t at i v e s g es t i o n n r e la du ré tro c o m p a t i b i l i t é au t o m a t i q u e Il pro to col e au t o m at i q u e doit a ve c pou r les ve rs i o n s ce l a m e t tre a n té ri e u re s en du œ u vre la fo n c ti o n n a l i té M R A, c o m m e d é fi n i d an s l e s Ar t i c l e s , , e t , m a i s au s s i : • R e c e vo i r, a n al ys e r et t n s m e t tre l es c a d re s M R A M R P _Te s t a ve c le c o n te n u d es d o n n é e s M R P _O p t i o n d o n n é a u T a b l e au A : Tab l e au No m A.1 – M R P _O p t i o n en m od e c o m p at i b l e d e pou r l es r e m p l ac e m e n t s M R P _T e s t Stru ct u re su bs ti tu ti on M R P _O p t i o n M R P _T L V H e a d e r ( T yp e = x F ) , M R P _O U I ( = x - 0 - ) , M R P _S u b O p t i o n , [ M R P _S u b O p t i o n ] • M R P _S u b O p t i o n M R P _E d T y p e ( = x 0 ) , M R P _E d M a n u f a c t u re rD a t a ( = x 0 , x 0 ) M R P _S u b O p t i o n M R P _S u b T L V H e a d e r ( T y p e = x , L o n g u e u r= ) R e c e vo i r, a n a l ys e r et t ran s m e t tre l es c a d re s M R A M R P _Te s tM g rN Ac k M R P _Te s t P ro p ag a te a ve c l e c o n te n u d e s d o n n é e s M R P _O p t i o n d o n n é a u Ta b l e a u A : Tab l e au A.2 – C ad r e s M R P _O p t i o n en No m m ode et c o m p at i b l e pou r l es r em p l ac e m e n t s M R P _T e s t P r o p a g a t e d e Stru ct u re su bs ti tu ti on M R P _O p t i o n M R P _T L V H e a d e r ( T yp e = x F , L o n g u e u r= x A ) , M R P _O U I ( = x - 0 - ) , M R P _S u b O p t i o n , M R P _S u b O p t i o n M R P _S u b O p t i o n M R P _S u b O p t i o n M R P _E d T y p e ( = x 0 ) , M R P _E d M a n u f a c t u re rD a t a ( = x 0 , x 0 ) M R P _S u b T L V H e a d e r ( T y p e = x o u x , L o n g u e u r = x ) , M R P _P ri o , M R P _S A, M R P _O t h e rM R M P r i o , M R P _O t h e r M R M S A , P a d d i n g ( = x 0 , x 0 ) This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User M R P _T e s t M g r N A c k et Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) – 324 – No f ur 62439-2: 201  I EC 201 – 325 – B i bl i o g raph i e Le s son t d o cu m e n ts ré fé re n cé s son t l i s té s d an s l'I EC 62439-1 En o u tre , l es d o cu m e n ts ci - aprè s ré fé re n cé s Réseaux de communication industriels – Spécifications des bus de terrain – Partie : Présentation et lignes directrices des séries CEI 61158 et CEI 61784 I EC I EC 61 58-1 , 61 784-1 , terrain Réseaux de communication industriels – Profils – Partie 1: Profils de bus de _ Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) I EC This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User No f ur Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User No f ur Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User No f ur Tel: + 41 22 91 02 1 Fax: + 41 22 91 03 00 info@iec.ch www.iec.ch This copy downloaded on 2016- 04- 28 05: 12: 46 - 0500 by aut horized user Universit y of Toront o User 3, rue de Varembé PO Box 31 CH-1 21 Geneva 20 Switzerland Copyright ed mat erial licensed t o Universit y of Toront o by Thomson Scient if ic, Inc ( www t echst reet com) INTERNATIONAL ELECTROTECHNICAL COMMISSION No f ur