Install Guide

Table Of Contents
Related Configuration Tasks
The following are related PIM-SM configuration tasks.
Configuring S,G Expiry Timers
Configuring a Static Rendezvous Point
Configuring a Designated Router
Creating Multicast Boundaries and Domains
Enable PIM-SM
You must enable PIM-SM on each participating interface.
1. Enable IPv4 multicast routing on the system.
CONFIGURATION mode
ip multicast-routing [vrf vrf-name]
2. Enable PIM-Sparse mode.
INTERFACE mode
ip pim sparse-mode
To display which interfaces are enabled with PIM-SM, use the show ip pim interface command from EXEC Privilege
mode.
Following is an example of show ip pim interface command output:
DellEMC#show ip pim interface
Address Interface Ver/ Nbr Query DR DR
Mode Count Intvl Prio
165.87.34.5 Te 1/10 v2/S 0 30 1 165.87.34.5
10.1.1.2 Vl 10 v2/S 1 30 1 10.1.1.2
20.1.1.5 Vl 20 v2/S 1 30 1 20.1.1.5
165.87.31.200 Vl 30 v2/S 1 30 1 165.87.31.201
DellEMC#show ipv6 pim interface
Interface Ver/ Nbr Query DR
Mode Count Intvl Prio
Te 1/1 v2/S 1 30 101
Address : fe80::4e76:25ff:fee5:32c2
DR : this router
Te 1/2 v2/S 1 30 100
Address : fe80::4e76:25ff:fee5:32c2
DR : this router
Te 1/3 v2/S 0 30 1
Address : fe80::4e76:25ff:fee5:32c2
DR : this router
NOTE:
You can influence the selection of the Rendezvous Point by enabling PIM-Sparse mode on a Loopback interface and
assigning a low IP address.
To display PIM neighbors for each interface, use the show ip pim neighbor [detail] command EXEC Privilege mode.
Following is an example of show ip pim neighbor command output:
DellEMC#show ip pim neighbor
Neighbor Interface Uptime/Expires Ver DR
Address Prio/Mode
127.87.5.5 Te 1/11 01:44:59/00:01:16 v2 1 / S
127.87.3.5 Te 1/12 01:45:00/00:01:16 v2 1 / DR
PIM Sparse-Mode (PIM-SM)
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