DES-3326 Layer 3 Fast Ethernet Switch User’s Guide

Layer 3 Multicasting

When the switch is in IP Routing mode, several functions supporting IP multicasting are added to the Multicasting menu.

Multicast Interface Configuration

To setup IP multicasting on the switch:

Open the Multicasting menu (under Configuration), select IP Multicasting, and click Multicast Interface Configuration:

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Figure 7-42. Multicast Interface Configuration window

This menu allows the assignment of a multicast routing protocol to an IP interface. The IP interface must have been previously configured on the switch.

In addition, IGMP may be enabled or disabled for the selected IP interface.

The available multicast protocols are the Protocol Independent Multicast – Dense Mode (PIM-DM), and the Distance-Vector Multicast Routing Protocol (DVMRP).

INACT is not a multicast routing protocol. It is used to make a given interface inactive for IP Multicast routing and can still route IP traffic.

The following fields can be set:

ParameterDescription

Interface Name Allows the entry of the name of the IP interface that is to be configured for multicasting. This must be a previously configured IP interface.

IGMP <Enabled> This field can be toggled between Enabled and Disabled using the pull-down menu. This will enable or disable IGMP for the IP interface entered above.

Multicast Routing This field can be toggled between Protocol Independent Protocol <INACT> Multicasting – Dense Mode (PIMDM), Distance Vector Multicasting Routing Protocol (DVMRP), and INACT (inactive). INACT is not a multicast routing protocol. It is used to make a given interface inactive for IP Multicast

routing yet can still route IP traffic.

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D-Link DES-3326 manual Multicast Interface Configuration window, 227