Configuration Guide

Table Of Contents
©2021 Extreme Networks, Inc. All rights reserved
October 2021
49
8.7
Multicast
Multicast over SPB for L2 VSN, IP Shortcuts, and L3 VSN is supported in the 7.2 release for the ERS 8800,
3.1 for the VSP 4000, 4.1 for the VSP8000, 4.2.1 for the VSP 7200, and the 3.4 release for the VSP 9000.
Multicast over SPB for L2 VSN is supported in release 5.9 for the ERS4800 and release 7.0 for the ERS
5900. If the VSP 9000 is used in the network, ensure that it is operating at release 3.3.x or higher.
SPB multicast supported over L2VSN
o
Simple provision by enabling SPB multicast globally and IGMP snooping at L2VSN
VLAN level
o
Traffic does not cross L2VSN service boundary
o
By default, on a BEB UNI port, an IGMP querier address of 0.0.0.0 will be used. If the L2
edge switch does not support a 0.0.0.0 query address, any IP address can be
provisioned the L2VSN VLAN as the query address
o
Any device in a L2VSN boundary can start a multicast stream
Note that you can still use any of the various IGMP features on the L2VSN
VLAN such as allow or deny certain IGMP group addresses
o
Single-Homed BEB hashes between the two BVLAN’s based on the ISID; odd ISID
transmitted on Primary BVLAN, even ISID transmitted on Secondary BVLAN
o
SMLT BEB transmit on a single BVLAN; Primary SMLT BEB on primary BVLAN and
Secondary SMLT BEB on Secondary BVLAN
SPB multicast supported over L3VSN
o
All or a subset of VLANs within a L3VSN can exchange IP multicast traffic between
themselves