All things related to multicast

[Alan Crosswell <>]

I've joined to the group but am not receiving content.  I used a hacked version 
of rtpqual at http://www.columbia.edu/~alan/igmp/rtpqual.c

12# ./rtpqual 

 8020

Correct state shows up on the DR:

wat-edge-1#sho ip mroute fa7/37
IP Multicast Routing Table
Flags: D - Dense, S - Sparse, 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
Outgoing interface flags: H - Hardware switched, A - Assert winner
Timers: Uptime/Expires
Interface state: Interface, Next-Hop or VCD, State/Mode

(63.105.122.29, 232.64.133.120), 00:01:15/00:01:54, flags: sTI
  Incoming interface: Vlan501, RPF nbr 128.59.1.2, Mbgp, RPF-MFD
  Outgoing interface list:
    FastEthernet7/37, Forward/Sparse, 00:01:15/00:01:54, H

and on my campus egress router:

nyser32-gw-1>sho ip mroute 232.64.133.120
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

(63.105.122.29, 232.64.133.120), 00:04:15/00:03:25, flags: sT
  Incoming interface: GigabitEthernet6/1, RPF nbr 199.109.4.13, Mbgp, RPF-MFD
  Outgoing interface list:
    TenGigabitEthernet1/1, Forward/Sparse, 00:00:04/00:03:25, H

nyser32-gw-1>sho ip rpf 63.105.122.29
RPF information for streaming.multicasttech.com (63.105.122.29)
  RPF interface: GigabitEthernet6/1
  RPF neighbor: ? (199.109.4.13)
  RPF route/mask: 63.105.122.0/23
  RPF type: mbgp
  RPF recursion count: 0
  Doing distance-preferred lookups across tables

/a

Marshall Eubanks wrote:
> By vast popular demand, I put up a SSM video group.
>
> An SDP file can be found at
>
> http://www.americafree.tv/ssm_sdp/SSMComedy.sdp
>
> It is a mirror of the AmericaFree.tv comedy group.
>
> Reception reports are welcomed, if anyone can actually play it :)
> (I would like to hear how you did it, if you can.)
>
> The group is 232.64.133.120, source is 63.105.122.29
> ports are 8020 and 8022.
>
> Regards
> Marshall