Cisco Catalyst 3850 series Configuration Manual page 109

Configuring IGMP
SUMMARY STEPS
1. enable
2. configure terminal
3. ip igmp snooping tcn query solicit
4. end
5. show ip igmp snooping
6. copy running-config startup-config
DETAILED STEPS
Command or Action
Step 1 enable
Example:
Device> enable
Step 2 configure terminal
Example:
Device# configure terminal
Step 3
ip igmp snooping tcn query solicit
Example:
Device(config)# ip igmp snooping tcn query
solicit
Step 4 end
Example:
Device(config)# end
Step 5
show ip igmp snooping
Example:
Device# show ip igmp snooping
Step 6
copy running-config startup-config
Example:
Device# copy running-config startup-config
OL-32598-01
Purpose
Enables privileged EXEC mode. Enter your password if
prompted.
Enters the global configuration mode.
Sends an IGMP leave message (global leave) to speed the
process of recovering from the flood mode caused during a
TCN event. By default, query solicitation is disabled.
Note
Returns to privileged EXEC mode.
Verifies the TCN settings.
(Optional) Saves your entries in the configuration file.
IP Multicast Routing Configuration Guide, Cisco IOS XE Release 3.6E (Catalyst 3850 Switches)
How to Configure IGMP Snooping
To return to the default query solicitation, use the no
ip igmp snooping tcn query solicit global
configuration command.
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