Giới thiệu về IP version 6
Giới thiệu về IP 4
... OE&|FOÔSxDFK,3wÊDFK,3FKLDUDOS$%&'(+LQWL~GQJKWOS$%YJQKWOS&FÔQOS'Y(7êFKằFLQWHUQHW~DQJ~GQKFKRPãF~ÂFKNKFNK{QJSKyQQzQFKảQJWDFKQJKLzQFằXOS~X
162 4class a :0class b 10 class c 110net id host idnet idhost idnet idhost id 1328octet 1octet 4octet 3octet 2 8 162 4321 1 1 0Class d 8 162 4321 1 1 1 0class e 4XDFXWU¶FFFO±S~£DFK,3FK¶QJWDF§QKQ[WVDX%LWQKQGQJO...
Tài liệu Giới thiệu về IP và ATM - Thiết kế và hiệu suất P1 ppt
... requirement.
IP does have something similar: the type of service (ToS) field in IPv4
or the priority field in IPv6. Both fields have codes that specify different
levels of loss treatment. In addition, in IP ... achieving
just that.
BUFFERING IN ATM SWITCHES AND IP ROUTERS
Both IP and ATM networks move data about in discrete units. Network
nodes, whether handling ATM cells or IP packets...
Tài liệu Giới thiệu về IP và ATM - Thiết kế và hiệu suất P2 ppt
... buffer
Location: Chapter 9, page 1 46
Model: multiple ON–OFF sources – excess-rate analysis
Use: combined burst-scale loss and delay analysis – suitable for IP and
ATM scenarios with multiple flows (e.g. RSVP), ... buffer
CLP – loss probability
Location: Chapter 9, page 1 36
Model: multiple ON–OFF sources – bufferless analysis
Use: burst-scale loss model for IP or ATM – for delay-sensiti...
Tài liệu Giới thiệu về IP và ATM - Thiết kế và hiệu suất P3 pptx
... Suppose
24 calls are unsuccessful, then c D 240, c
c
D 2 16, and c
l
D 24. Thus
A D
240 ð 3
24 ð 60
D 0.5E
L D
24 ð 3
24 ð 60
D 0.05 E
C D
2 16 ð 3
24 ð 60
D 0.45 E
Later in this chapter we will introduce ... of 1 .6 E. If all 10 circuits are put together into
one group, then 3.1 E can be offered for the same probability of blocking
of 0.001. In the first case the offered trafficpercirc...
Tài liệu Giới thiệu về IP và ATM - Thiết kế và hiệu suất P4 doc
... CBR connections multiplexed together, we obtain the following:
t
w
D
w
D
0.422
166 66 7
D 2.532
µ
s
The average time in the system is then
t
q
D t
w
C s D 2.532 C 2.831 D 5. 363
µ
s
Another way ... mean
service time, i.e.
D Ð s
for a single-server queue. With one thousand 64 kbit/s CBR sources, the
arrival rate is 166 66 7 cell/s. We have calculated that the service time of a
cell...
Tài liệu Giới thiệu về IP và ATM - Thiết kế và hiệu suất P5 pdf
... sequence of bursts
of cells. Such traffic sources, based on a cell-rate description are covered
in Chapter 6.
The multiplexing of bursts from different sources through an ATM
buffer has to take ... Schormans
Copyright © 2000 John Wiley & Sons Ltd
ISBNs: 0-471-49187-X (Hardback); 0-470-84 166 -4 (Electronic)
78
FUNDAMENTALS OF SIMULATION
Aell rate
Time
A burst of
fixed cell rate
An event...
Tài liệu Giới thiệu về IP và ATM - Thiết kế và hiệu suất P6 pdf
... Geometric 166 667 Ð 2.831 Ð 10
6
, j
Figure 6. 6. A Comparison of Negative Exponential and Geometric Distributions,
and the Mathcad Code to Generate x, y Values for Plotting the Graph
86
TRAFFIC ... shown in Figure 6. 4
for a load of 47.2% (i.e. the 1000 CBR source example from Chapter 4). The
arrival rate is 166 66 7 cell/s which corresponds to an average inter-arrival
time of 6...