From: fwells12 (fwells12@xxxxxxxxxxx)
Date: Thu Jan 03 2002 - 15:56:27 GMT-3
Make sure you have the 'clock rate' command ONLY on the DCE end of the
cable.
router1 -----DCE---------------cable---------------router2
router1>
int s0
clock rate 64000
no shut
router2>
int s0
no shut
----- Original Message -----
From: "Wen Jia Yang" <tonyblair@etang.com>
To: "Jason Gardiner" <gardiner@sprint.net>; <ccielab@groupstudy.com>
Sent: Thursday, January 03, 2002 6:20 AM
Subject: Re: back to back problem,I am going to kill myself!
> Is it possible that my serial interface is faulty?
> if it is ,oh,NO!
>
> ----- Original Message -----
> From: "Jason Gardiner" <gardiner@sprint.net>
> To: "Wen Jia Yang" <tonyblair@etang.com>; <ccielab@groupstudy.com>
> Sent: Thursday, January 03, 2002 9:52 PM
> Subject: Re: back to back problem,I am going to kill myself!
>
>
> > Can you drop the clock rate to 56000?
> >
> > On Thursday 03 January 2002 08:32 am, Wen Jia Yang wrote:
> > > routerA and routerB are back to back,I use rs-232 cables,i am sure
> > >
> > > clock rate is set,clock rate 64000.
> > >
> > > Anyone offer a hand?I am going to kill myself:((((
> > >
> > >
> > > RouterA#sh int s0
> > > Serial0 is down, line protocol is down
> > > Hardware is HD64570
> > > Internet address is 192.1.1.1/24
> > > MTU 1500 bytes, BW 1544 Kbit, DLY 20000 usec, rely 255/255, load
> > >
> > > 1/255
> > > Encapsulation HDLC, loopback not set, keepalive set (10 sec)
> > > Last input 00:01:09, output never, output hang never
> > > Last clearing of "show interface" counters 00:03:18
> > > Queueing strategy: fifo
> > > Output queue 0/40, 0 drops; input queue 0/75, 0 drops
> > > 5 minute input rate 0 bits/sec, 0 packets/sec
> > > 5 minute output rate 0 bits/sec, 0 packets/sec
> > > 16 packets input, 1461 bytes, 0 no buffer
> > > Received 16 broadcasts, 0 runts, 0 giants, 0 throttles
> > > 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
> > > 0 packets output, 0 bytes, 0 underruns
> > > 0 output errors, 0 collisions, 7 interface resets
> > > 0 output buffer failures, 0 output buffers swapped out
> > > 0 carrier transitions
> > > DCD=down DSR=up DTR=up RTS=up CTS=up
> > >
> > > RouterA#sh cdp nei
> > > Capability Codes: R - Router, T - Trans Bridge, B - Source Route
Bridge
> > > S - Switch, H - Host, I - IGMP, r - Repeater
> > >
> > > Device ID Local Intrfce Holdtme Capability Platform
> > >
> > > Port ID
> > >
> > > RouterB#sh int s0
> > > Serial0 is up, line protocol is down
> > > Hardware is HD64570
> > > Internet address is 192.1.1.2/24
> > > MTU 1500 bytes, BW 1544 Kbit, DLY 20000 usec, rely 255/255, load
> > >
> > > 1/255
> > > Encapsulation HDLC, loopback not set, keepalive set (10 sec)
> > > Last input 00:36:25, output 00:00:05, output hang never
> > > Last clearing of "show interface" counters never
> > > Queueing strategy: fifo
> > > Output queue 0/40, 0 drops; input queue 0/75, 0 drops
> > > 5 minute input rate 0 bits/sec, 0 packets/sec
> > > 5 minute output rate 0 bits/sec, 0 packets/sec
> > > 862 packets input, 52988 bytes, 0 no buffer
> > > Received 701 broadcasts, 0 runts, 0 giants, 0 throttles
> > > 46 input errors, 1 CRC, 0 frame, 0 overrun, 2 ignored, 0 abort
> > > 1745 packets output, 120424 bytes, 0 underruns
> > > 0 output errors, 0 collisions, 83 interface resets
> > > 0 output buffer failures, 0 output buffers swapped out
> > > 90 carrier transitions
> > > DCD=up DSR=up DTR=up RTS=up CTS=up
> > --
> > Thanks,
> >
> > Jason Gardiner
> > Supervisor, Engineering Services
> > Sprint <Insert Division Name>
> >
> > "You can swim all day in the Sea of Knowledge and
> > still come out completely dry. Most people do."
> >
> > - Norton Juster
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