BigIron RX Series Configuration Guide lxvii
53-1002253-01
IP multicast enhancements
TABLE 17 IP multicast enhancements
Enhancement Description See...
MBGP  Multiprotocol BGP allows for the inclusion of 
information other than IPv4 routes via BGP 
packets is available in this release.
Book: BigIron RX Series 
Configuration Guide
Chapter: “Configuring 
MBGP”
Multicast Source Discover Protocol 
(MSDP)
This release supports the Multicast Source 
Discovery Protocol (MSDP). It is used by 
Protocol Independent Multicast (PIM) Sparse 
routers to exchange routing information for 
PIM Sparse multicast groups across PIM 
Sparse domains.
Book: BigIron RX Series 
Configuration Guide
Chapter:“Configuring IP 
Multicast Protocols”
Section:“Configuring 
Multicast Source Discovery 
Protocol (MSDP)”
MSDP Mesh Groups This release supports Multicast Source 
Discovery Protocol (MSDP) Mesh Groups. This 
feature allows you to connect several RPs to 
each other which reduces the forwarding of 
SA messages within a domain. 
Book: BigIron RX Series 
Configuration Guide 
Chapter:“Configuring IP 
Multicast Protocols”
Section:“Configuring MSDP 
mesh group”
IGMP v3 IGMP v3 provides selective filtering of traffic 
based on traffic source. 
Book: BigIron RX Series 
Configuration Guide
Chapter:“Configuring IP 
Multicast Protocols”
Section:“IGMP v3”
PIM-SSM v4 PIM-SSM is a routing protocol used for source 
specific multicast groups and is used in 
conjunction with IGMPv3 
Book: BigIron RX Series 
Configuration Guide
Chapter:“Configuring IP 
Multicast Protocols”
Section:“PIM-SSMv4”
IGMP v2/v3 Fast Leave  IGMP Fast leave allows clients to leave groups 
without the three second waiting period, if 
certain conditions are met.
Book: BigIron RX Series 
Configuration Guide
Chapter:“Configuring IP 
Multicast Protocols”
Section:“Enabling 
membership tracking and 
fast leave”
MLDv1/v2 MLDv2 supports source filtering, and the 
ability of a node to send reports on traffic that 
is from a specific address source or from all 
multicast addresses except the specified 
address sources. 
Book: BigIron RX Series 
Configuration Guide
Chapter:“Configuring IPv6 
Multicast Features”
Section:“MLD version 
distinctions”