[c-nsp] PIM neighbor only established on one side of 2
6509s connected by GigE
Peter Gutierrez
peterg at nic.umass.edu
Fri Feb 18 13:46:52 EST 2005
tstevens at cisco.com wrote:
> Yes, I think you need to check the other side as well - are PIM hellos
> sent, and is the boundary ACL applied correctly.
> Tim
>
> At 04:24 PM 2/17/2005, Peter Gutierrez commented:
> >Tim Stevenson wrote:
> >>Does it work with the boundary config removed? Could be a misprogramming
> >>of the ACL TCAM. You can try removing, or let's see a sh tcam int
> >>ge-wan7/3 acl in ip. Have you tried turning on PIM debugs to see if you
> >>are receiving hellos from the far end?
> >
> >I did try PIM debug, and it does show my sending the hello on GE-WAN7/3,
> >but not receiving them.
> >
> >Feb 17 15:05:53.293: PIM(0): Send periodic v2 Hello on GE-WAN7/3
> >Feb 17 15:05:57.225: PIM(0): Send periodic v2 Hello on GigabitEthernet1/1
> >Feb 17 15:06:02.445: PIM(0): Send periodic v2 Hello on GigabitEthernet7/2
> >Feb 17 15:06:04.541: PIM(0): Received v2 hello on GigabitEthernet7/2 from
> >Feb 17 15:06:06.593: PIM(0): Received v2 hello on GigabitEthernet7/1 from
> >Feb 17 15:06:08.945: PIM(0): Send periodic v2 Hello on Loopback1
> >Feb 17 15:06:08.945: PIM(0): Received v2 hello on Loopback1 from
> >Feb 17 15:06:09.733: PIM(0): Send periodic v2 Hello on GigabitEthernet7/1
> >Feb 17 15:06:19.217: PIM(0): Received v2 hello on GigabitEthernet1/1 from
> >Feb 17 15:06:22.593: PIM(0): Send periodic v2 Hello on GE-WAN7/3
I did a monitor session and the capture shows my end (xxx.x.xx.102)
receiving the Hello from the remote end (xxx.x.xx.101)
FID Elapsed Size Destination Source Summary
000000 40.797.778.240 72 PIM_Router 000C31C86C00 IP Time To
Live Expiring - TTL=1 SA=[xxx.x.xx.102] DA=[224.0.0.13]
000001 49.758.620.720 72 PIM_Router 000DEDAC9340 IP Time To
Live Expiring - TTL=1 SA=[xxx.x.xx.101] DA=[224.0.0.13]
000002 79.278.620.960 72 PIM_Router 000DEDAC9340 IP Time To
Live Expiring - TTL=1 SA=[xxx.x.xx.101] DA=[224.0.0.13]
000003 100.700.945.120 72 PIM_Router 000C31C86C00 IP Time To
Live Expiring - TTL=1 SA=[xxx.x.xx.102] DA=[224.0.0.13]
000004 109.022.541.320 72 PIM_Router 000DEDAC9340 IP Time To
Live Expiring - TTL=1 SA=[xxx.x.xx.101] DA=[224.0.0.13]
000005 130.188.442.560 72 PIM_Router 000C31C86C00 IP Time To
Live Expiring - TTL=1 SA=[xxx.x.xx.102] DA=[224.0.0.13]
000006 138.438.556.000 72 PIM_Router 000DEDAC9340 IP Time To
Live Expiring - TTL=1 SA=[xxx.x.xx.101] DA=[224.0.0.13]
000007 189.203.665.480 72 PIM_Router 000C31C86C00 IP Time To
Live Expiring - TTL=1 SA=[xxx.x.xx.102] DA=[224.0.0.13]
Still no neighbor established on my end:
GE-WAN7/3 is up, line protocol is up
Internet address is GE-WAN7/3 is up, line protocol is up
Internet address is xxx.x.xx.102/30
Multicast switching: fast
Multicast packets in/out: 2093795/0
Multicast boundary: 40
Multicast TTL threshold: 0
PIM: enabled
PIM version: 2, mode: sparse
PIM DR: xxx.x.xx.102 (this system)
PIM neighbor count: 0
PIM Hello/Query interval: 30 seconds
PIM State-Refresh processing: enabled
PIM State-Refresh origination: disabled
PIM NBMA mode: disabled
PIM ATM multipoint signalling: disabled
PIM domain border: enabled
Multicast Tagswitching: disabled
I have a TAC case open on this, so maybe that will actually resolve
something if this mailing list doesn't.
PeterG
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