BostonU multicast

[Robert Olson]

BU is seeing our video, we can't see theirs. Here's what mtrace tells me:

(dyfrig) % mtrace fenris.bu.edu 224.2.177.155
Mtrace from 128.197.160.83 to 140.221.9.172 via group 224.2.177.155
Querying full reverse path...
  0  dyfrig.mcs.anl.gov (140.221.9.172)
 -1  destiny-11.mcs.anl.gov (140.221.11.253)  PIM  thresh^ 6   [default]
 -2  bluto.ctd.anl.gov (130.202.128.1)  Unknown protocol code 8  thresh^ 0
 [default]
 -3  cs-dng.anchor.anl.gov (192.5.170.130)  PIM  thresh^ 0  Reached RP/Core
[default]
Round trip time 416 ms; total ttl of 2 required.

Waiting to accumulate statistics... Trace length doesn't match:
 -1  detect-11.mcs.anl.gov (140.221.11.250)  No route
Continuing with hop-by-hop...
Round trip time 5 ms; total ttl of 1 required.

Waiting to accumulate statistics... Results after 10 seconds:

  Source        Response Dest    Overall     Packet Statistics For Traffic From
   * * *        224.0.1.32       Packet      128.197.160.83 To 224.2.177.155
     v       __/  rtt    5 ms     Rate       Lost/Sent = Pct  Rate
140.221.11.250  detect-11.mcs.anl.gov No route
     v      \__   ttl    1
140.221.9.172   140.221.9.172
  Receiver      Query Source