All things related to multicast

["Marshall Eubanks" <>]

On Fri, 10 Dec 2004 15:12:04 -0500
 Alan Crosswell 
<>
 wrote:
> 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
> 

Sorry - I had my access-lists messed up. It should work now - can you bring 
rtpqual up
and keep it up ?

Also, the sdp file will not work as it does not have the S. Does anyone have
a template or description of how to modify the sdp for SSM ?

Regards
Marshall

> 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