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Allied Telesis AT-S29 User Manual

Page 54

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Using the System Configuration Program

54

Configuring IGMP

This protocol allows a host to inform its local switch/router that it wants
to receive transmissions addressed to a specific multicast group. You can
use the IGMP Configuration screen to configure multicast filtering
shown below:

Note

The default values are indicated in the sample screen.

IGMP Configuration
==================

IGMP Status

:

ENABLED

Act as IGMP Querier

:

DISABLED

IGMP Query Count

:

5

IGMP Report Delay (Minutes)

:

5

Use or arrow keys to move. to scroll

option.

Other keys to make changes.

Parameter

Description

IGMP Status

If enabled, the switch will monitor network traffic to determine
which hosts want to receive multicast traffic.

ACT as IGMP Querier

If enabled, the switch can serve as the “querier,” which is
responsible for asking hosts if they want to receive multicast traffic.
(Not available for the current firmware release.)

IGMP Query Count

The maximum number of queries issued for which there has been
no response before the switch takes action to solicit reports.

IGMP Report Delay

The time (in minutes) between receiving an IGMP Report for an IP
multicast address on a port before the switch sends an IGMP Query
out that port and removes the entry from its list.