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ZyXEL Communications ZyXEL Dimension ES-2024PWR User Manual

Page 108

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Chapter 23 IGMP Snooping Commands

Ethernet Switch CLI Reference Guide

108

igmp-snooping group-limited

Enables the group limiting feature for IGMP snooping. You

must enable IGMP snooping as well.

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igmp-snooping group-limited
action

Sets how the Switch deals with the IGMP reports when the

maximum number of the IGMP groups a port can join is

reached.
deny: The Switch drops any new IGMP join report received

on this port until an existing multicast forwarding table entry is

aged out.
replace: The Switch replaces an existing entry in the

multicast forwarding table with the new IGMP report(s)

received on this port.

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igmp-snooping group-limited
number <number>

Sets the maximum number of multicast groups allowed.
number: 0-255

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igmp-snooping leave-mode

Sets the Switch to remove an IGMP snooping membership

entry immediately (immediate) or wait for an IGMP report

before the normal (normal) or fast (fast) leave timeout

when an IGMP leave message is received on this port from a

host.

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igmp-snooping leave-timeout
<200-6348800>

Set the IGMP snooping normal leave timeout (in miliseconds)

the Switch uses to update the forwarding table for the port(s).
This defines how many seconds the Switch waits for an IGMP

report before removing an IGMP snooping membership entry

when an IGMP leave message is received on this port from a

host.

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igmp-snooping querier-mode

Specifies whether or not and under what conditions the

port(s) is (are) IGMP query port(s). The Switch forwards

IGMP join or leave packets to an IGMP query port, treating

the port as being connected to an IGMP multicast router (or

server). You must enable IGMP snooping as well.
fixed: The Switch always treats the port(s) as IGMP query

port(s). Select this when you connect an IGMP multicast

server to the port(s).
auto: The Switch uses the port as an IGMP query port if the

port receives IGMP query packets.
edge: The Switch does not use the port as an IGMP query

port. The Switch does not keep any record of an IGMP router

being connected to this port. The Switch does not forward

IGMP join or leave packets to this port.

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no igmp-snooping filtering
profile

Prohibits the port(s) from joining any multicast groups if IGMP

filtering is enabled on the Switch.

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no igmp-snooping group-
limited

Disables multicast group limits.

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igmp-group-limited

Enables the group limiting feature for IGMP snooping. You

must enable IGMP snooping as well.

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igmp-group-limited number
<number>

Sets the maximum number of multicast groups allowed.
number: 0-255

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no igmp-group-limited

Disables multicast group limits.

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igmp-immediate-leave

Enables the immediate leave function for IGMP snooping.

You must enable IGMP snooping as well.

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Table 63 interface igmp Command Summary (continued)

COMMAND

DESCRIPTION

M

P