IETF Compression not coming up

From: Dennis Worth <dennis.worth_at_gmail.com>
Date: Fri, 27 May 2011 08:16:11 -0700

Hey guys,

Working on IETF compress on multipoint frame-relay, but compression not
negotiating properly.

Here is debug from R3
R3(config-if)#fram map ip 10.1.13.1 301 ietf payload-compression fRF9 stac
so
R3(config-if)#$ 10.1.13.1 301 ietf payload-compression fRF9 stac software
R3(config-if)#do
*May 27 15:17:53.668: Software comp, no fastswitchSerial0/0/0:Compress gain
saved: dlci 301
  total xmt gain = 0, saved xmt gain = 0
  total rcv gain = 0, saved rcv gain = 0
Serial0/0/0:FRF9 removing context: dlci 301

*May 27 15:17:53.668: internal_init_frf: init context for dlci:301
*May 27 15:17:53.672: software comp:
*May 27 15:17:53.672: Software comp, no fastswitch
*May 27 15:17:53.672: Punt adj for fr sw idb Serial0/0/0
*May 27 15:17:53.672: frf9_monitorNegotiation: sending first mode 1 request
sh
*May 27 15:17:56.672: frf9_monitorNegotiation: re-sending mode 1 request
*May 27 15:17:59.672: frf9_monitorNegotiation: re-sending mode 1 request
*May 27 15:18:02.672: frf9_monitorNegotiation: re-sending mode 1 request
*May 27 15:18:05.672: frf9_monitorNegotiation: re-sending mode 1 request
*May 27 15:18:08.672: frf9_monitorNegotiation: re-sending mode 1 request
*May 27 15:18:11.672: frf9_monitorNegotiation: re-sending mode 1 request
*May 27 15:18:14.672: frf9_monitorNegotiation: re-sending mode 1 request
*May 27 15:18:17.672: frf9_monitorNegotiation: re-sending mode 1 request
*May 27 15:18:20.672: frf9_monitorNegotiation: re-sending mode 1 request
*May 27 15:18:23.672: Serial0/0/0:FRF9: negotiation retry limit exceeded!

*Here you can see compression not active*

R1#sh comp
 Serial0/0/0 - DLCI: 103
         Compression not active
         uncompressed bytes xmt/rcv 0/0
         compressed bytes xmt/rcv 0/0
         Compressed bytes sent: 0 bytes 0 Kbits/sec
         Compressed bytes recv: 0 bytes 0 Kbits/sec
         1 min avg ratio xmt/rcv 0.000/0.000
         5 min avg ratio xmt/rcv 0.000/0.000
         10 min avg ratio xmt/rcv 0.000/0.000
         no bufs xmt 0 no bufs rcv 0
         resyncs 0
         Additional Stac Stats:
         Transmit bytes: Uncompressed = 0 Compressed = 0
         Received bytes: Compressed = 0 Uncompressed = 0

 Serial0/0/0 - DLCI: 102
         Software compression enabled
         uncompressed bytes xmt/rcv 1040/1040
         compressed bytes xmt/rcv 299/302
         Compressed bytes sent: 299 bytes 0 Kbits/sec ratio: 3.478
         Compressed bytes recv: 302 bytes 0 Kbits/sec ratio: 3.443
         1 min avg ratio xmt/rcv 0.000/0.000
         5 min avg ratio xmt/rcv 0.000/0.000
         10 min avg ratio xmt/rcv 0.000/0.000
         no bufs xmt 0 no bufs rcv 0
         resyncs 0
         Additional Stac Stats:
         Transmit bytes: Uncompressed = 0 Compressed = 229
         Received bytes: Compressed = 232 Uncompressed = 0

Configs......................
R1
interface Serial0/0/0.13 multipoint
 ip address 10.1.13.1 255.255.255.0
 frame-relay map ip 10.1.13.3 103 IETF payload-compression FRF9 stac
 no frame-relay inverse-arp
end

R3
interface Serial0/0/0
 ip address 10.1.13.3 255.255.255.0
 encapsulation frame-relay
 frame-relay map ip 10.1.13.1 301 IETF payload-compression FRF9 stac
 no frame-relay inverse-arp
end

Point2Point works fine

Any thoughts?

Thanks,

-- 
Dennis Worth
"Of all men's miseries the bitterest it this: to know so much and to have
control over nothing."
--Herodotus
Blogs and organic groups at http://www.ccie.net
Received on Fri May 27 2011 - 08:16:11 ART

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