SMC Networks 10/100 manual Interfaces Attached to a Multicast Router

MULTICAST CONFIGURATION

Web – Click IGMP, IGMP Configuration. Adjust the IGMP settings as required, and then click Apply. (The default settings are shown below.)

CLI – This example modifies the settings for multicast filtering, and then displays the current status.

Console(config)#ip igmp snooping		3-61
Console(config)#ip igmp snooping query-count 10		3-62
Console(config)#ip igmp snooping query-max-response-time 20		3-63
Console(config)#ip igmp snooping router-port-expire-time 300		3-64
Console(config)#ip igmp snooping version 2		3-65
Console(config)#exit		3-66
Console#show ip igmp snooping
Igmp Snooping Configuration
----------------------------------------------
Service status	: Enabled
Querier status	: Enabled
Query count	: 10
Query interval	: 100 sec
Query max response time : 20 sec
Query time-out	: 300 sec
IGMP snooping version	: Version 2
Console#

Interfaces Attached to a Multicast Router

Multicast routers use the information obtained from IGMP Query, along with a multicast routing protocol such as DVMRP, to support IP multicasting across the Internet. These routers may be dynamically discovered by the switch or statically assigned to an interface on the switch.

2-89