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Contents

OmniSwitch AOS Release 7 Advanced Routing Guide March 2015 ix

IPv6 PIM Defaults ....................................................................................................7-5

Quick Steps for Configuring PIM-DM ...........................................................................7-7

PIM Overview .................................................................................................................7-9

PIM-Sparse Mode (PIM-SM) ...................................................................................7-9

Rendezvous Points (RPs) ..................................................................................7-9

Bootstrap Routers (BSRs) ...............................................................................7-10

Designated Routers (DRs) ...............................................................................7-10

Shared (or RP) Trees .......................................................................................7-10

Avoiding Register Encapsulation ....................................................................7-13

PIM-Dense Mode (PIM-DM) .................................................................................7-13

RP Initiation of (S, G) Source-Specific Join Message ...........................................7-14

SPT Switchover ......................................................................................................7-16

PIM-SSM Support ..................................................................................................7-18

Source-Specific Multicast Addresses ..............................................................7-18

Configuring PIM ...........................................................................................................7-19

Enabling PIM on the Switch ..................................................................................7-19

Verifying the Software ....................................................................................7-19

Loading PIM into Memory ..............................................................................7-19

Enabling IPMS ................................................................................................7-19

Enabling PIM on a Specific Interface ....................................................................7-20

Disabling PIM on a Specific Interface ............................................................7-20

Viewing PIM Status and Parameters for a Specific Interface .........................7-21

Enabling PIM Mode on the Switch ........................................................................7-21

Disabling PIM Mode on the Switch ................................................................7-21

Checking the Current Global PIM Status ........................................................7-22

Mapping an IP Multicast Group to a PIM Mode ...................................................7-22

Mapping an IP Multicast Group to PIM-DM ..................................................7-22

Mapping an IP Multicast Group to PIM-SSM ................................................7-22

Verifying Group Mapping ...............................................................................7-23

Automatic Loading and Enabling of PIM after a System Reboot ..........................7-23

PIM Bootstrap and RP Discovery ..........................................................................7-24

Configuring a C-RP .........................................................................................7-24

Specifying the Maximum Number of RPs ......................................................7-25

Candidate Bootstrap Routers (C-BSRs) ..........................................................7-25

Bootstrap Routers (BSRs) ...............................................................................7-26

Configuring Static RP Groups .........................................................................7-27

Group-to-RP Mapping .....................................................................................7-28

Configuring Keepalive Period ................................................................................7-28

Verifying Keepalive Period .............................................................................7-29

Configuring Notification Period .............................................................................7-29

Verifying the Notification Period ....................................................................7-30

Verifying PIM Configuration ........................................................................................7-31

PIM for IPv6 Overview .................................................................................................7-32

IPv6 PIM-SSM Support .........................................................................................7-32

Source-Specific Multicast Addresses ..............................................................7-32

Quick Steps for Configuring IPv6 PIM-DM .................................................................7-33

Configuring IPv6 PIM ...................................................................................................7-35

Enabling IPv6 PIM on a Specific Interface ............................................................7-35