Contents
viii
OmniSwitch AOS Release 7 Advanced Routing Configuration Guide
March 2011
PIM-Sparse Mode (PIM-SM) ................................................................................... 6-8
Rendezvous Points (RPs) .................................................................................. 6-8
Bootstrap Routers (BSRs) ................................................................................. 6-9
Designated Routers (DRs) ................................................................................. 6-9
Shared (or RP) Trees ......................................................................................... 6-9
Avoiding Register Encapsulation .................................................................... 6-12
PIM-Dense Mode (PIM-DM) ................................................................................. 6-12
RP Initiation of (S, G) Source-Specific Join Message ........................................... 6-13
SPT Switchover ...................................................................................................... 6-15
PIM-SSM Support .................................................................................................. 6-17
Source-Specific Multicast Addresses .............................................................. 6-17
Configuring PIM ........................................................................................................... 6-18
Enabling PIM on the Switch .................................................................................. 6-18
Verifying the Software .................................................................................... 6-18
Loading PIM into Memory .............................................................................. 6-18
Enabling IPMS ................................................................................................ 6-18
Enabling PIM on a Specific Interface .................................................................... 6-20
Disabling PIM on a Specific Interface ............................................................ 6-20
Viewing PIM Status and Parameters for a Specific Interface ......................... 6-21
Enabling PIM Mode on the Switch ........................................................................ 6-21
Disabling PIM Mode on the Switch ................................................................ 6-21
Checking the Current Global PIM Status ........................................................ 6-22
Mapping an IP Multicast Group to a PIM Mode ................................................... 6-22
Mapping an IP Multicast Group to PIM-DM .................................................. 6-22
Mapping an IP Multicast Group to PIM-SSM ................................................ 6-22
Verifying Group Mapping ............................................................................... 6-23
Automatic Loading and Enabling of PIM after a System Reboot .......................... 6-23
PIM Bootstrap and RP Discovery .......................................................................... 6-24
Configuring a C-RP ......................................................................................... 6-24
Specifying the Maximum Number of RPs ...................................................... 6-25
Candidate Bootstrap Routers (C-BSRs) .......................................................... 6-25
Bootstrap Routers (BSRs) ............................................................................... 6-26
Configuring Static RP Groups ......................................................................... 6-27
Group-to-RP Mapping ..................................................................................... 6-28
Configuring Keepalive Period ................................................................................ 6-28
Verifying Keepalive Period ............................................................................. 6-29
Configuring Notification Period ............................................................................. 6-29
Verifying the Notification Period .................................................................... 6-30
Verifying PIM Configuration ........................................................................................ 6-31
PIM for IPv6 Overview ................................................................................................. 6-32
IPv6 PIM-SSM Support ......................................................................................... 6-32
Source-Specific Multicast Addresses .............................................................. 6-32
Quick Steps for Configuring IPv6 PIM-DM ................................................................. 6-33
Configuring IPv6 PIM ................................................................................................... 6-35
Enabling IPv6 PIM on a Specific Interface ............................................................ 6-35
Disabling IPv6 PIM on a Specific Interface .................................................... 6-35
Viewing IPv6 PIM Status and Parameters for a Specific Interface ................. 6-35
Enabling IPv6 PIM Mode on the Switch ......................................................... 6-35
Disabling IPv6 PIM Mode on the Switch ........................................................ 6-36