Administrator Guide

Usage
Information
On the C-Series and S-Series, unregistered multicast data traffic drops when you disable flooding; they
do not forward the packets to multicast router ports. On the C-Series and S-Series, in order to disable
Layer 2 multicast flooding, disable Layer 3 multicast (no ip multicast-routing).
ip igmp snooping last-member-query-interval
The last member query interval is the maximum response time inserted into Group-Specific queries sent in response to Group-
Leave messages.
Syntax
ip igmp snooping last-member-query-interval milliseconds
To return to the default value, use the no ip igmp snooping last-member-query-interval
command.
Parameters
milliseconds Enter the interval in milliseconds. The range is from 100 to 65535. The default is
1000 milliseconds.
Defaults 1000 milliseconds
Command Modes INTERFACE VLAN
Command
History
This guide is platform-specific. For command information about other platforms, see the relevant Dell
EMC Networking OS Command Line Reference Guide.
Version Description
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.10(0.0) Introduced on the S3148.
9.10(0.0) Introduced on the S6100–ON.
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.5(0.1) Introduced on the Z9500.
9.2(0.0) Introduced on the M I/O Aggregator. This command is supported in Programmable-
Mux (PMUX) mode only.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
E-Series legacy
command
Usage
Information
This last-member-query-interval is also the interval between successive Group-Specific Query messages.
To change the last-member-query interval, use this command.
Internet Group Management Protocol (IGMP) 605