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Configure IGMP snooping Static Group

IGMP snooping static group is the static IGMP snooping groups table entries generated by static configuration. By configuring IGMP snooping static group, we can effectively solve the aging problem of IGMP snooping dynamic learning multicast group.

When the device is configured with IGMP snooping static group in VLAN, IGMP snooping querier and querier address in VLAN, and IGMP snooping proxy port in VLAN, the device will send IGMP member report packet to IGMP snooping proxy port in VLAN when generating static IGMP snooping groups table entry. The source IP address of the IGMP member report packet is the configured querier address. In this way, the uplink router can correctly maintain IGMP membership table. When the IGMP snooping static group configuration in the VLAN is deleted, the device will delete the corresponding IGMP snooping static group table entry and send the IGMP member leave packet to the IGMP snooping proxy port in the VLAN.

Configuration Condition

Before configuring the IGMP snooping static group function, first complete the following task:

  • Enable global and VLAN IGMP snooping function
  • Add port members in VLAN.

Configure IGMP snooping Static Group

Table 2-21 Configure IGMP snooping static group

Step

Command

Description

Enter global configuration mode

configure terminal

-

Configure IGMP snooping static group

ip igmp snooping vlan vlan-id static-group group-ip-address { interface interface-name | interface link-aggregation link-aggregation-id }

Mandatory

By default, do not configure IGMP snooping static group.