b Me IPaddress on Ire totem ewers — 141 140.65
4.2.Cie thiet ke Han gain
Bay gia chimg se de cop ve met s6 thiet Ice mpg don gian cho viec trien khai , m0t can bang tai ma khong giii quyet dtrqc tinh san sang cao. Sau d6 chting ta se phat trien nhftng thiet ke co ban de giai quyet san sang cao.
Thiel ke don bang
nhu trong hinh 4.1 va 4,2, trong do cac may chtl &Km ket not mit tiep den 130 can bang tai. Cac may chit thutmg duqc ket not den .b0 can bang tai bang cach sir clang cac ket 100-Mbps va b0 can bang tai duqc ket not yeti the be djnh tuyen bang each sir clang lien ket 100-Mbps hok lien ket gigabit. Chimg ta ding co the ket not tat ca cac may chit can bring tai yeti cac ket gigabit, va sir clang hai hoc nhieu lien ke't gigabit router. Thiet ke nay giffri hart s6 lucing may chit WA so luqng cong c6 san tren b0 can bang tai. Mot dO cong tren men san pham can bang tai 11 khk nhau, mot do cong va gia cho mot citing tren b0 can bang tai ding c6 the kh8ng eon nhu ctia N chuyen mach 16p 2 hay lop 3. VI vay, Ihieu khach hang trien khai mot be chuyen mach 16p 2 de ket not cac may chit, va be chuyen mach lap 2 Mn ltrqt ket not den be can bang tai thong qua lien ket
100-Mbps hok gigabit, nhu the hien trong hinh 4.3 Client-188.1.1.100 I C I 141.149.65.1 MAC=141 10.10.10.10 10 10.1020 MAC ••143 MAC M4
Client • 1114.1.1.100 141.14945.1 MAC-MI traffic addresord to VIP Vfl ,, 141.14!.653 MAC 1,412 Gnaws 1Pat 10 10.10.1 r 10.10.10.10 it o.1020 MAC -M3 MAC- M4 RS I RS2 frank addressed to oral miners 141.149.65.10 through 141.149.65.12 Applicators nor configured for load balancing
141.14945.10 through 141.14945.12 141.14945.12
Chuang 4: Thiet ke man ved Kt can bang tai DO Van Thinh - A13439 Trong thiet Ice dugc hien thj o hinh 4.3, tit ca cac luu lugng den cac may chi chat' theo luong thong qua 130 can bang tai. Nhieu may chi khac nhau deu dugc ket not den b0 chuyen mach lop 2 tilt nhUng may cha nay clang chay nhang fmg dung khong nhat thiet phai thong qua b0 can bang tai. Trong thiet ke nay, cac luu lugng truy cop den cac may chit deu th8ng qua No can bang tai. Tay thuOc Nth° cac sin pham can bang tai, kien trim cia no va hieu suit, cluing ta c6 the gap phai mOt so nut c6 chai o trong thiet ke nay. Neu citing ta mon tranh viec grid luu lugng khong can thiet thong qua 130 can bang tai, cluing ta co the di den thiet ice mOt canh tay nhu trong hinh 4.4. Thiet ke nay thuang duce sir dung trong thuc to di c6 hieu suit cao hcm, hoc de tranh djch dia chi mang cho mOt s6 loci ing dung 'that djnh. Trong thiet ke mot atilt tay, b0 can bang tai dugc ket not nhu mot canh tay dEn b48 chuyen mach Idp 2. Tat ca cac may chi vOi cac ing dung dugc cau hinh cho can bang tai dugc gin dia chi IP private. Tat ca cac may chit nhung may khong can can bang tai dugc gan dja chi IP public v6i default gateway trO den dja chi 141.149.65.1 dm b0 djnh tuyen. Chi c6 luu lugng truy cop girt den dja chi VIP mai qua b0 can bang tai.
Hinh 4.4: Thiet ice mgng m 'en tay