BigIron RX Series Configuration Guide liii
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IPv6 PIM-SM In Release 02.6.00 of the Multi-Service IronWare 
software, the BigIron RX supports IPv6 Protocol 
Independent Multicast (PIM) Sparse.  IPv6 PIM 
Sparse provides multicasting that is especially 
suitable for widely distributed multicast 
environments
Book: BigIron RX Series 
Configuration Guide
Chapter: “Configuring IPv6 
Multicast Features”
Section: “IPv6 PIM-sparse 
mode”
IPv6 Embedded RP This release supports Embedded RP which allows 
the switch to learn RP information using the 
multicast group destination address instead of the 
statically configured RP. 
Book: BigIron RX Series 
Configuration Guide
Chapter: “Configuring IPv6 
Multicast Features”
Section: “Embedded 
Rendezvous Point (RP)”
IPv4 PIM Snooping PIM SM traffic snooping eliminates the superfluous 
traffic by configuring the device to forward IP 
multicast group traffic only on the ports that are 
attached to receivers for the group
Book: BigIron RX Series 
Configuration Guide
Chapter: “Configuring IP 
Multicast Protocols”
Section: “PIM SM traffic 
snooping”
Multicast Listening Discovery 
(MLD)
Release 02.6.00 adds support for MLD Snooping 
(MLDv1 and MLDv2) on Brocade BigIron RX devices 
running IPv6. 
Book: BigIron RX Series 
Configuration Guide
Chapter: “Configuring IPv6 
Multicast Features”
Section: “Multicast 
Listener Discovery and 
source specific multicast  
protocols (MLDv2)”
IGMPv3 and IGMP Snooping In Release 02.6.00 of the Multi-Service IronWare 
software, creating an IGMP static-group allows the 
BigIron RX switch having L2 interfaces configured 
with snooping to pull traffic from upstream sources 
using IGMP joins. When using the uplink option, you 
avoid burning a dedicated port.  This is supported 
for IGMP v2 and v3.
Book: BigIron RX Series 
Configuration Guide
Chapter: “Configuring IP 
Multicast Protocols”
Section: “IGMP v3”
IGMP v3 Static Client In Release 02.6.00 of the Multi-Service IronWare 
software, creating an IGMP static-group allows the 
BigIron RXswitch having L2 interfaces configured 
with snooping to pull traffic from upstream sources 
using IGMP joins. When using the uplink option, you 
avoid burning a dedicated port.  This is supported 
for IGMP v2 and v3.
Book: BigIron RX Series 
Configuration Guide
Chapter: “Configuring IP 
Multicast Protocols” 
Section: “Creating a static 
IGMP group”
IGMP v3 Fast Leave and 
Tracking
In Release 02.6.00 of the Multi-Service IronWare 
software, you can configure a device running IGMP 
Snooping to immediately remove a VLAN from the IP 
multicast group when it detects a fast leave 
message on a specified VLAN.
Book: BigIron RX Series 
Configuration Guide
Chapter: “Configuring IP 
Multicast Protocols” 
Section:“Enabling 
membership tracking and 
fast leave”
TABLE 7 Summary of enhancements in release 02.6.00 (Continued)
Enhancement Description See page