[c-nsp] X25 interface link up protocol down

Ruben Montes (EU) Ruben.Montes at eu.didata.com
Wed Feb 15 10:13:00 EST 2006


Hi,

 

I have two x25 interfaces configured the exactly the same. One of themn is working properly and the other one displays the following:

Serial1/0 is up, line protocol is down
  Hardware is CD2430 in sync mode
  Description: HNAS
  MTU 1500 bytes, BW 128 Kbit, DLY 20000 usec,
     reliability 255/255, txload 1/255, rxload 1/255
  Encapsulation X25, loopback not set
  X.25 DTE, version 1984, address <none>, state R2, modulo 8, timer 179
      Defaults: idle VC timeout 0
        cisco encapsulation
        input/output window sizes 2/2, packet sizes 128/128
      Timers: T20 180, T21 200, T22 180, T23 180
      Channels: Incoming-only none, Two-way 100-199, Outgoing-only none
      RESTARTs 19069/0 CALLs 0+0/0+0/0+0 DIAGs 0/0
  LAPB DTE, state CONNECT, modulo 8, k 7, N1 12056, N2 20
      T1 3000, T2 0, interface outage (partial T3) 0, T4 0
      VS 0, VR 0, tx NR 0, Remote VR 0, Retransmissions 0
      Queues: U/S frames 1, I frames 1, unack. 0, reTx 0
      IFRAMEs 2/0 RNRs 0/0 REJs 0/0 SABM/Es 4829/19069 FRMRs 0/0 DISCs 0/11
  Last input 00:00:00, output 22:47:20, output hang 00:00:11
  Last clearing of "show interface" counters 22:48:09
  Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
  Queueing strategy: fifo
  Output queue: 0/40 (size/max)
  5 minute input rate 0 bits/sec, 0 packets/sec
  5 minute output rate 0 bits/sec, 0 packets/sec
     38236 packets input, 76562 bytes, 0 no buffer
     Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
     1641 input errors, 2 CRC, 0 frame, 0 overrun, 0 ignored, 1639 abort
     8481 packets output, 16972 bytes, 0 underruns
     0 output errors, 0 collisions, 8142 interface resets
     0 output buffer failures, 0 output buffers swapped out
     97 carrier transitions
     DCD=up  DSR=up  DTR=up  RTS=up  CTS=up

What could be the error?



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