Multicast: Rate Limit Multicast Traffic

Nice GroupStudy Observation

Some references in the blog here and here


PE1#conf t
Enter configuration commands, one per line. End with CNTL/Z.
PE1(config)#int f0/0.21
PE1(config-subif)#ip multicast rate-limit out 200
PE1(config-subif)#^Z
PE1#
5d20h: %SYS-5-CONFIG_I: Configured from console by console
PE1#sh ip mro
IP Multicast Routing Table
Flags: D - Dense, S - Sparse, B - Bidir Group, s - SSM Group, C - Connected,
L - Local, P - Pruned, R - RP-bit set, F - Register flag,
T - SPT-bit set, J - Join SPT, M - MSDP created entry,
X - Proxy Join Timer Running, A - Candidate for MSDP Advertisement,
U - URD, I - Received Source Specific Host Report, Z - Multicast Tunnel
Y - Joined MDT-data group, y - Sending to MDT-data group
Outgoing interface flags: H - Hardware switched, A - Assert winner
Timers: Uptime/Expires
Interface state: Interface, Next-Hop or VCD, State/Mode

(*, 224.0.1.39), 01:45:58/stopped, RP 0.0.0.0, flags: DC
Incoming interface: Null, RPF nbr 0.0.0.0
Outgoing interface list:
FastEthernet0/0.31, Forward/Sparse-Dense, 01:45:58/00:00:00
FastEthernet0/0.21, Forward/Sparse-Dense, 01:45:58/00:00:00, Int limit 200 kbps

(10.1.1.1, 224.0.1.39), 01:45:10/00:02:49, flags: T
Incoming interface: Loopback0, RPF nbr 0.0.0.0
Outgoing interface list:
FastEthernet0/0.21, Forward/Sparse-Dense, 01:45:10/00:00:00, Int limit 200 kbps
FastEthernet0/0.31, Forward/Sparse-Dense, 01:45:10/00:00:00