Table 22 route link traffic estimation – Nortel Networks NN43001-563 User Manual

Page 125

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Assess WAN link resources

125

r5 (10.18.0.2) 42 ms

44 ms

38 ms

r4 (10.28.0.3) 78 ms

70 ms

81 ms

r1 (10.3.0.1) 92 ms

90 ms

101 ms

santa_clara_itg4 (10.3.2.7) 94 ms

97 ms

95 ms

The Traceroute program can be used to check if routing in the intranet is
symmetric for each source-destination pair. Use the –g loose source routing
option as shown in the following command syntax:

Richardson3% traceroute -g santa_clara_itg4 richardson3

The Traceroute program identifies the intranet links that transmit IP Trunk
3.01 (and later) traffic. For example, if Traceroute of four site pairs yield
the results shown in

Table 21 "Traceroute identification of intranet links"

(page 125)

, then the load of IP Trunk 3.01 (and later) traffic per link can be

computed as shown in

Table 22 "Route link traffic estimation" (page 125)

.

Table 21
Traceroute identification of intranet links

Site pair

Intranet route

Santa Clara/Richardson

R1-R4-R5-R6

Santa Clara/Ottawa

R1-R2

Santa Clara/Tokyo

R1-R4-R5-R7

Richardson/Ottawa

R2-R3-R5-R6

Table 22
Route link traffic estimation

Links

Traffic from:

R1-R4

Santa Clara/Richardson

+Santa Clara/Tokyo + Ottawa/Tokyo

R4-R5

Santa Clara/Richardson

+Santa Clara/Tokyo + Ottawa/Tokyo

R5-R6

Santa Clara/Richardson

+Richardson/Ottawa

R1-R2

Santa Clara/Ottawa + Tokyo/Ottawa

R5-R7

Santa Clara/Tokyo + Ottawa/Tokyo

R2-R3

Richardson/Ottawa

R3-R5

Richardson/Ottawa

Nortel Communication Server 1000

IP Trunk Fundamentals

NN43001-563

01.01

Standard

Release 5.0

30 May 2007

Copyright © 2007, Nortel Networks

.

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