AG Multicast: Mtraces to/from fenris.bu.edu

[Bob Olson]

We're not seeing their video, they are seeing ours.

--bob

(dyfrig) % mtrace -t 127 dyfrig fenris.bu.edu 224.2.177.155
Mtrace from 140.221.9.172 to 128.197.160.83 via group 224.2.177.155
Querying full reverse path... * switching to hop-by-hop:
  0  FENRIS.BU.EDU (128.197.160.83)
 -1  * * CGLNET-GW.BU.EDU (128.197.160.1)  DVMRP  thresh^ 4
 -2  * * * DNS.BU.EDU (128.197.253.148)  DVMRP  thresh^ 4
 -3  * * CRC-EXT-GW.BU.EDU (128.197.253.4)  Unknown protocol code 8  thresh^ 0
 -4  cs-atm0-0-12.cht.vbns.net (192.5.206.2)  Unknown protocol code 8  thresh^ 0 
 -5  cs-atm1-0-4.dng.vbns.net (204.147.130.73)  PIM/Static  thresh^ 0  Reached RP/Core
 -6  bluto-vbns.ctd.anl.gov (192.5.170.129)  PIM  thresh^ 32
 -7  destiny.mcs.anl.gov (130.202.128.5)  PIM  thresh^ 6
 -8  dyfrig.mcs.anl.gov (140.221.9.172)
Round trip time 345 ms; total ttl of 34 required.

Waiting to accumulate statistics... Results after 9 seconds:

  Source        Response Dest    Overall     Packet Statistics For Traffic From
140.221.9.172   224.0.1.32       Packet      140.221.9.172 To 224.2.177.155
     v       __/  rtt   53 ms     Rate       Lost/Sent = Pct  Rate
140.221.11.253 
130.202.128.5   destiny.mcs.anl.gov 
     v     ^      ttl    7       969 pps        0/1    = --%   0 pps
130.202.128.1  
192.5.170.129   bluto-vbns.ctd.anl.gov 
     v     ^      ttl   34       332 pps        0/1    = --%   0 pps
192.5.170.130  
204.147.130.73  cs-atm1-0-4.dng.vbns.net Reached RP/Core
     v     ^      ttl   34      1280 pps        0/1    = --%   0 pps
204.147.130.74 
192.5.206.2     cs-atm0-0-12.cht.vbns.net 
     v     ^      ttl   34       998 pps        0/1    = --%   0 pps
192.5.206.1    
128.197.253.4   CRC-EXT-GW.BU.EDU 
     v     ^      ttl   34       997 pps        0/1    = --%   0 pps
128.197.253.148 DNS.BU.EDU     
     v     ^      ttl   34       331 pps        ?/1            0 pps
128.197.5.26   
128.197.160.1   CGLNET-GW.BU.EDU 
     v      \__   ttl   34       350 pps
128.197.160.83  140.221.9.172
  Receiver      Query Source

(dyfrig) % mtrace -t 127  fenris.bu.edu dyfrig 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... * switching to hop-by-hop:
  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
 -3  cs-dng.anchor.anl.gov (192.5.170.130)  Unknown protocol code 8  thresh^ 0  Reached RP/Core
 -4  cs-atm0-0-12.cht.vbns.net (204.147.130.74)  Unknown protocol code 8  thresh^ 0
 -5  * * * * ? (192.5.206.1) didn't respond
 -6  * * *
 -7  * * *
 -8  * * * ...giving up
Round trip time 61 ms; total ttl of 3 required.


Results after 39 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   31 ms     Rate       Lost/Sent = Pct  Rate
192.5.206.2
204.147.130.74  cs-atm0-0-12.cht.vbns.net
     v     ^      ttl    1        21 pps        0/824  =  0%  21 pps
204.147.130.73
192.5.170.130   cs-dng.anchor.anl.gov Reached RP/Core
     v     ^      ttl    2         0 pps        ?/824         21 pps
192.5.170.129
130.202.128.1   bluto.ctd.anl.gov
     v     ^      ttl    3       705 pps        0/0    = --%   0 pps
130.202.128.5
140.221.11.253  destiny-11.mcs.anl.gov
     v      \__   ttl   10        24 pps
140.221.9.172   140.221.9.172
  Receiver      Query Source