Chapter 42 IPv6 Multicast

Configuring IPv6 Multicast

 

 

To display the MRIB table, use the show command described in the following example. All entries are

 

 

created by various clients of MRIB, such as, MLD, PIM and MFIB. The flags on each entry or interface,

 

 

serve as communication mechanism between various clients of MRIB.

 

 

Router# show ipv6 mrib route FF0E::E0:1:1:1

 

 

IP Multicast Routing Information Base

 

 

Entry flags: L - Domain-Local Source, E - External Source to the Domain,

 

 

C - Directly-Connected Check, S - Signal, IA - Inherit Accept, D - Drop

 

 

Interface flags: F - Forward, A - Accept, IC - Internal Copy,

 

 

NS - Negate Signal, DP - Don't Preserve, SP - Signal Present,

 

 

II - Internal Interest, ID - Internal Disinterest, LI - Local

 

 

Interest,

 

 

LD - Local Disinterest

 

 

(*,FF0E::E0:1:1:1) RPF nbr: 51::1:1:2 Flags: C

 

 

FastEthernet4/10 Flags: F NS LI

 

 

Tunnel1 Flags: A NS

 

 

(47::1:1:3,FF0E::E0:1:1:1) RPF nbr: 47::1:1:3 Flags:

 

 

Vlan47 Flags: A

 

 

Tunnel0 Flags: F NS

 

 

FastEthernet4/10 Flags: F NS

 

 

To display the count of the number of routes in the Multicast RIB, use the show command described in

 

 

the following example.

 

 

Router# show ipv6 mrib route summary

 

 

MRIB Route-DB Summary

 

 

No. of (*,G) routes = 53

 

 

No. of (S,G) routes = 1

 

 

No. of Route x Interfaces (RxI) = 24

 

 

To display information about the various MRIB clients, use the show command described in the

 

 

following example.

 

 

Router# show ipv6 mrib client

 

 

IP MRIB client-connections

 

 

igmp:110 (connection id 0)

 

 

pim:162 (connection id 1)

 

 

mfib ipv6:3 (connection id 2)

 

 

To display information about the IPv6 Multicast Forwarding Information Base, in terms of forwarding

 

 

entries and interfaces, use the show command described in the following example.

 

 

Router# show ipv6 mfib FF0E::E0:1:1:1

 

 

IP Multicast Forwarding Information Base

 

 

Entry Flags: C - Directly Connected, S - Signal, IA - Inherit A flag,

 

 

AR - Activity Required, D - Drop

 

 

Forwarding Counts: Pkt Count/Pkts per second/Avg Pkt Size/Kbits per second

 

 

Other counts: Total/RPF failed/Other drops

 

 

Interface Flags: A - Accept, F - Forward, NS - Negate Signalling

 

 

IC - Internal Copy, NP - Not platform switched

 

 

SP - Signal Present

 

 

Interface Counts: FS Pkt Count/PS Pkt Count

 

 

(*,FF0E::E0:1:1:1) Flags: C

 

 

Forwarding: 0/0/0/0, Other: 0/0/0

 

 

Tunnel1 Flags: A NS

 

 

FastEthernet4/10 Flags: F NS

 

 

Pkts: 0/0

 

 

(47::1:1:3,FF0E::E0:1:1:1) Flags:

 

 

Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide

 

 

 

 

 

 

 

 

 

 

 

 

OL-23826-09

 

 

42-19

 

 

 

 

 

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