ttl
number
The TTL value, that is, the maximum hops traced in max-hop mode is set for the IGMP Tracert-
Request packet.
Step 4
Run:
tracert-livetime
first-ttl
first-ttl
max-ttl
max-ttl
The maximum hops traced in hop-by-hop mode is set.
first-ttl
must be set to 1.
Step 5
Run:
mtrace-response-address
ipv4
ip-address
[
ttl
value
]
The destination IP address and TTL of the IGMP Tracert-Response packet are set.
Step 6
Run:
timeout
time
The timeout period for waiting for the IGMP Tracert-Response packet is set.
Step 7
Run:
probe-count
number
The maximum number of times for the querier to initiate MTrace operations in the timeout
situations is set. The querier re-initiates an MTrace operation if receiving no IGMP Tracert
Response packet within the timeout period.
Step 8
Run:
quit
Exit from the test instance view.
----End
6.22.5 Starting the NQA MTrace Test
This part describes how to start the MTrace test instance to perform the MTrace test for the
multicast path from the multicast source to the querier.
Context
Do as follows on the switch that functions as the NQA client:
NOTE
The start mode of the MTrace test is the same as that of other NQA tests. Here, take one mode as an example.
Procedure
Step 1
Run:
system-view
The system view is displayed.
Step 2
Run:
nqa
test-instance
admin-name
test-name
The test instance view is displayed.
Step 3
Run:
6 NQA Configuration
Quidway S9300 Terabit Routing Switch
Configuration Guide - Network Management
6-80
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 03 (2010-09-20)
