Hi Yuri, what does "debug ppp neg" say?
Did you try to place a physical loop at one end of the circuit and see whether the loop is seen or not on the remote device? Vincent Shefer Yuri wrote: > Hi! > > I have problem with connecting our branch router 3845 with > VWIC-2MFT-G703 to our core router 7206 with PA-MC-8TE1+. Software is: > c7200-is-mz.124-12a.bin and c3845-advipservicesk9-mz.124-10.bin. > Both sides have trivial config: > > controller e1 1/1 > channel-group 0 timeslots 1-31 > > and > > serial 1/1:0 > encapsulation ppp > ip address 1.1.1.1[2] 255.255.255.252 > > We didn't have any problems with physical link, because our old > equipment works fine. > All diffs on interfaces I have find is that: > > Controllers E1 us UP on both sides without alarms. > > On 3845: > > Serial0/0/0:0 is up, line protocol is down > Hardware is GT96K Serial > Internet address is 1.1.1.2/30 > MTU 1500 bytes, BW 1984 Kbit, DLY 20000 usec, > reliability 255/255, txload 1/255, rxload 1/255 > Encapsulation PPP, LCP Closed, multilink Closed, loopback not set > Keepalive set (10 sec) > Last input never, output 12:54:21, output hang never > Last clearing of "show interface" counters 13:53:48 > Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0 > Queueing strategy: weighted fair > ... > 5 minute input rate 0 bits/sec, 0 packets/sec > 5 minute output rate 0 bits/sec, 0 packets/sec > 0 packets input, 0 bytes, 0 no buffer > Received 0 broadcasts, 0 runts, 0 giants, 0 throttles > 8 input errors, 4 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort > Timeslot(s) Used:1-31, SCC: 0, Transmitter delay is 0 flags > > And on 7206 side: > > Serial1/1:0 is up, line protocol is down > Hardware is PA-MC-8TE1 Plus > Description: << PPP to XXX >> > Internet address is 1.1.1.1/30 > MTU 1500 bytes, BW 1984 Kbit, DLY 20000 usec, > reliability 255/255, txload 4/255, rxload 7/255 > Encapsulation PPP, LCP Open, multilink Closed > Open: IPCP, crc 16, loopback not set > > On PA-MC-8TE1 we have crc16 on serial interfaces and cannot disable it > (only switch to crc32). On 3845 we didn't have that. > Type on encapsulation doesn't matter: we always have line proto - down. > May be someone know solution? > > Thanks. > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
