Black Box LR11xx Series Router Configurations Guide

2.1.1 IGMP Commands

The IGMP commands are:

ip igmp ignore-v1-messages ignore-v2-messages last-member-query-count last-member-query-interval query-interval query-response-interval require-router-alert robustness send-router-alert startup-query-count startup-query-interval group filter

version debug ip igmp debug ip igmp state debug ip igmp normal debug ip igmp packet query debug ip igmp packet report debug ip igmp packet leave show ip igmp groups show ip igmp interface clear ip igmp groups

2.1.2 IGMP Configuration Examples

Use the examples shown in this section to use IGMP in multicast configurations.

2.1.2.1 Example 1

The following example enables IGMP.

Blackbox/configure> ip igmp

2.1.2.2 Example 2

With the command line still in Interface Configuration Mode, the following example disables IGMP.

Blackbox/configure> no ip igmp

2.1.2.3 Example 3

In the following example, the ignore-v1-messagescommand is used to disable processing of IGMPv1 messages on interface ethernet 0.

Blackbox/configure/ip/igmp/interface ethernet0> ignore-v1-messages Blackbox/configure/ip/igmp/interface ethernet0> exit 3 Blackbox/configure>

2.1.2.4 Example 4

In the following example, the ignore-v2-messagescommand disables processing of IGMPv1 messages on interface ethernet 0.

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Black Box LR1112A-T1/E1, LR1114A-T1/E1, LR1104A-T1/E1, LR1102A-T1/E1 manual Igmp Commands, Igmp Configuration Examples