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CANOGA PERKINS 9175 Configuration Guide User Manual

Page 144

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CanogaOS Configuration Guide

24-2

might be destined to the group IP address rather than to the all-routers address.

24.2.1 References

The IGMP module is based on the following RFC:
RFC 1112
RFC 2236

24.2.2 Configuring IGMP Parameter

There is no explicit command to enable IGMP, which is always combined with PIM-SM.
When PIM-SM is enabled on an interface, IGMP will be enabled automatically on this
interface, vice versa. But notice, before IGMP can work, IP Multicast-routing must be
enabled globally firstly.

Enable IGMP

DUT>enable

Enter Privilege Exec mode

DUT#configure terminal

Enter Configuration mode

DUT(config)#ip multicast-routing

Enable IP Multicast routing globally

DUT(config)#interface eth-0-1

Enter interface eth-0-1

DUT(config-if)#no switchport

Change eth-0-1 as routed port

DUT(config-if)#ip address 10.10.10.10/24

Set the interface IP address

DUT(config-if)#ip pim sparse-mode

Enable ip pim sparse mode


Configuring IGMP interface parameters

DUT>enable

Enter Privilege Exec mode

DUT#configure terminal

Enter Configuration mode

DUT(config)#interface eth-0-1

Enter interface eth-0-1

DUT(config-if)#ip igmp version 2

Set igmp version

DUT(config-if)#ip igmp query-interval 120

Set igmp query interval

DUT(config-if)#ip igmp query-max-response-time 12

Set igmp query max response time

DUT(config-if)#ip igmp robustness-variable 3

Set igmp robustness value

DUT(config-if)#ip igmp last-member-query-count 3

Set igmp last member query count

DUT(config-if)#ip igmp last-member-query-interval 2000

Set igmp last member query
interval


Limit Max IGMP Group number
The limit can be configured globally or per interface

DUT>enable

Enter Privilege Exec mode

DUT#configure terminal

Enter Configuration mode

DUT(config)#ip igmp limit 2000

Set global max igmp group number