Configuring and viewing pim-sm for ipv4, Multicast routing – Dell POWEREDGE M1000E User Manual

Page 1217

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Managing IPv4 and IPv6 Multicast

1217

Configuring and Viewing PIM-SM for IPv4 Multicast Routing

Beginning in Privileged EXEC mode, use the following commands to

configure PIM-SM for IPv4 multicast routing on the switch and on VLAN

routing interfaces and to view PIM-SM information.

Command

Purpose

configure

Enter global configuration mode.

ip pim sparse

Enable PIM-SM as the multicast routing protocol on

the switch.

ip pim spt-threshold

threshold

Set the Data Threshold rate, in Kbps (range: 0–2000)

for the last-hop (or leaf) router to switch to the

shortest path.

ip pim register-threshold

threshold

Set the rate, in Kbps (range: 0–2000), above which the

Rendezvous Point router will switch to a source-

specific shortest path tree.

ip pim bsr-candidate vlan

vlan-id hash-mask-length

[

priority]

Configure the switch to announce its candidacy as a

bootstrap router (BSR).

vlan-id — A valid VLAN ID.

hash-mask-length — The length of a mask that is to

be ANDed with the group address before the hash

function is called. All groups with the same seed

hash correspond to the same RP. For example, if this

value is 24, only the first 24 bits of the group

addresses matter. This allows you to get one RP for

multiple groups. (Range 0–32 bits).

priority — The priority of the candidate BSR. The

BSR with the higher priority is preferred. If the

priority values are the same, the router with the

higher IP address is the BSR. (Range 0–255).

ip pim rp-candidate vlan

vlan-id group-address group-

mask

Configure the router to advertise itself as a PIM

candidate rendezvous point (RP) to the bootstrap

router (BSR).

vlan-id — A valid VLAN ID.

group-address — Group IP address supported by RP.

group-mask — Group subnet mask for group

address.

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