>Это пинг с удаленной cisco?
нет это пинг с этой же циски
>Скорее всего у Вас плохой канал либо загрузка нанала под 100%.
>Посмотрите статистику show interfaces с обоих сторон.
Serial0/1:0 is up, line protocol is up
Hardware is DSCC4 Serial
Internet address is 192.168.4.5/30
MTU 1500 bytes, BW 960 Kbit, DLY 20000 usec,
reliability 247/255, txload 15/255, rxload 1/255
Encapsulation HDLC, loopback not set
Keepalive set (10 sec)
Restart-Delay is 0 secs
Last input 00:00:03, output 00:00:09, output hang never
Last clearing of "show interface" counters never
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: weighted fair
Output queue: 0/1000/64/0 (size/max total/threshold/drops)
Conversations 0/11/256 (active/max active/max total)
Reserved Conversations 0/0 (allocated/max allocated)
Available Bandwidth 720 kilobits/sec
5 minute input rate 2000 bits/sec, 7 packets/sec
5 minute output rate 59000 bits/sec, 155 packets/sec
182865 packets input, 47173472 bytes, 0 no buffer
Received 21290 broadcasts, 0 runts, 0 giants, 0 throttles
638952 input errors, 15252 CRC, 623694 frame, 0 overrun, 0 ignored, 6 abort
5524322 packets output, 338961614 bytes, 0 underruns
0 output errors, 0 collisions, 10 interface resets
0 output buffer failures, 0 output buffers swapped out
1 carrier transitions
Timeslot(s) Used:17-31, SCC: 1, Transmitter delay is 0 flags
с другой стороны
Serial0/0:0 is up, line protocol is up
Hardware is PowerQUICC Serial
Internet address is 192.168.4.6/30
MTU 1500 bytes, BW 960 Kbit, DLY 20000 usec,
reliability 255/255, txload 1/255, rxload 17/255
Encapsulation HDLC, loopback not set
Keepalive set (10 sec)
Last input 00:00:00, output 00:00:00, output hang never
Last clearing of "show interface" counters never
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: weighted fair
Output queue: 0/1000/64/0 (size/max total/threshold/drops)
Conversations 0/8/256 (active/max active/max total)
Reserved Conversations 0/0 (allocated/max allocated)
Available Bandwidth 720 kilobits/sec
5 minute input rate 64000 bits/sec, 160 packets/sec
5 minute output rate 5000 bits/sec, 12 packets/sec
5612008 packets input, 344693953 bytes, 0 no buffer
Received 19700 broadcasts, 0 runts, 0 giants, 0 throttles
2134 input errors, 1322 CRC, 625 frame, 0 overrun, 0 ignored, 187 abort
274658 packets output, 61778090 bytes, 0 underruns
0 output errors, 0 collisions, 18 interface resets
0 output buffer failures, 0 output buffers swapped out
1 carrier transitions
Timeslot(s) Used:17-31, SCC: 0, Transmitter delay is 0 flags
>Также посмотрите show controllers E1 0/0.
Applique type is Channelized E1 - balanced
No alarms detected.
alarm-trigger is not set
Version info Firmware: 20011015, FPGA: 11
Framing is NO-CRC4, Line Code is HDB3, Clock Source is Internal.
Current port master clock: recovered from controller 0/1
Физика каналов норме!
Проверенно!