Enabling Igmp Immediate Leave - Cisco Catalyst 2960 series Configuration Manual

Command or Action
Step 5
show ip igmp snooping groups
Example:
Switch# show ip igmp snooping groups
Step 6 copy running-config startup-config
Example:
Switch# copy running-config startup-config
Related Topics
Joining a Multicast Group, on page 119
Example: Configuring a Host Statically to Join a Group, on page 162

Enabling IGMP Immediate Leave

When you enable IGMP Immediate Leave, the switch immediately removes a port when it detects an IGMP
Version 2 leave message on that port. You should use the Immediate-Leave feature only when there is a single
receiver present on every port in the VLAN.
Immediate Leave is supported only on IGMP Version 2 hosts. IGMP Version 2 is the default version for
Note
the switch.
SUMMARY STEPS
1. enable
2. configure terminal
3. ip igmp snooping vlan vlan-id immediate-leave
4. end
5. show ip igmp snooping vlan vlan-id
6. end
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
How to Configure IGMP Snooping and MVR
Purpose
Verifies the member port and the IP address.
(Optional) Saves your entries in the configuration file.
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