Comnet CWGE2FE24MODMS Technical Information download pdf (Page 69)

IGMP Configuration

The Internet Group Management Protocol (IGMP) is an internal protocol of the Internet

Protocol (IP Address) suite. IP Address manages multicast traffic by using switches,

routers, and hosts that support IGMP. Enabling IGMP allows the ports to detect IGMP

queries and report packets and manage IP Address multicast traffic through the switch.

IGMP have three fundamental types of message as follows:

Message Description

Query

A message sent from the querier (IGMP router or switch) asking for a

response from each host belonging to the multicast group.

Report

A message sent by a host to the querier to indicate that the host wants to

be or is a member of a given group indicated in the report message.

Leave Group

A message sent by a host to the querier to indicate that the host has quit

being a member of a specific multicast group.

The switch support IP Address multicast, you can enable IGMP protocol on web

management’s switch setting advanced page, then display the IGMP snooping

information. IP Address multicast addresses range from 224.0.0.0 through

239.255.255.255.

 IGMP Protocol: enable or disable the IGMP protocol.

 IGMP Query: Select the IGMP query function as Enable or Auto to set the switch as

a querier for IGMP version 2 multicast networks.

 Select .

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Comnet CWGE2FE24MODMS Technical Information Page 69