Nortel Networks Optivity Switch Manager for LAN Switch Networks Release 1.0.0.0
Multicast protocols
Passport routing switches support the following multicast protocols:
Distance Vector Multicast Routing Protocol (DVMRP)
Internet Group Management Protocol (IGMP)
and IGMP Snooping
Note:
Optivity Switch Manager does not support IGMP Snooping on BayStack switches.
See also
Networking Concepts for the Accelar 1000 Series Routing Switch Release 2.0
Networking Concepts for the Passport 8000 Series Routing Switch