The configuration is pretty simple, one side only clock rate 1000000,
another side nothing, both serial ports are not shutdown. I tried debug, can
see myseq count is increasing but not the other two counters. Is there any
fuse or something like in the serial port to prevent it from burned? I think
maybe that part is bad.

Thanks
----- Original Message ----- 
From: "Munit Singla" 
To: 
Sent: Thursday, December 19, 2002 12:07 PM
Subject: Re: 2514 serial port flipping between up and down, [7:59501]


> Please send your configuration and debug o/p then only something could be
> thought off.
> Regards,
> MunitBrian wrote:
> > 
> > you sourcing clock from one side of this or tried another cable?
> > 
> >     Brian
> > 
> > ----- Original Message -----
> > From: "Wei Zhu" 
> > To: 
> > Sent: Wednesday, December 18, 2002 6:11 PM
> > Subject: Re: 2514 serial port flipping between up and down,
> > [7:59501]
> > 
> > 
> > > I also tried "debug serial interface", only see myseq , other
> > side are
> > > always 0, also the "show interface serial" shows the number
> > interface
> > resets
> > > and carrier transition are increasing all the time.
> > >
> > > Thanks
> > >
> > > ----- Original Message -----
> > > From: "Wei Zhu"
> > > To: "Leo Song" ;
> > > Sent: Wednesday, December 18, 2002 6:37 PM
> > > Subject: Re: 2514 serial port flipping between up and down,
> > hel [7:59426]
> > >
> > >
> > > > Actually I am using DCE/DTE back to back connecting to
> > another
> > > router(which is tested good), the line protocol is up and down
> > continuously
> > > and count for interface resets is increasing all the time,
> > does that mean
> > > the serial ports are bad?
> > > >
> > > > Thanks
> > > >
> > > > ----- Original Message -----
> > > > From: "Leo Song"
> > > > To: "'Wei Zhu'" ;
> > > > Sent: Wednesday, December 18, 2002 11:50 AM
> > > > Subject: RE: 2514 serial port flipping between up and down,
> > hel
> > [7:59426]
> > > >
> > > >
> > > > > Did you try to replace the v.35 cable?
> > > > >
> > > > > Leo
> > > > > -----Original Message-----
> > > > > From: [EMAIL PROTECTED]
> > [mailto:[EMAIL PROTECTED]] On Behalf
> > Of
> > > > > Wei Zhu
> > > > > Sent: Wednesday, December 18, 2002 9:45 AM
> > > > > To: [EMAIL PROTECTED]
> > > > > Subject: 2514 serial port flipping between up and down,
> > hel [7:59426]
> > > > >
> > > > > Just got one from eBay, the AUI is OK, but could not get
> > the serials
> > > > > work,
> > > > > tried different speed, sometime at 56000 worked but not
> > stable, other
> > > > > speed
> > > > > didn't work at all. Any suggestion?
> > > > >
> > > > > Thanks




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