It is a simple config for first time students on the routers. the clockrate
is set at 56000 for the DCE, One Ethernet port and two serial. The lab
consists of five routers and one switch. Basic configuration. We are using
RIP. The problem is that the serials keep going up and down. check the
cables, all s0 have clockrate of 56000.
""Joe Martin"" <[EMAIL PROTECTED]> wrote in message
8fii95$j5l$[EMAIL PROTECTED]">news:8fii95$j5l$[EMAIL PROTECTED]...
> What kind of interfaces? LAN, WAN, ISDN. What type of WAN - PPP, HDLC,
> Frame Relay.
>
> If LAN, did you change the keepalives?
>
> If WAN, are the keepalives the same? Did you set a clock rate on the DCE
if
> using DTE/DCE cables?
>
> If ISDN then could be lots of things.
>
> Post a config
>
> JOE
> CCNP, CCDP, and a few other things...
>
>
> ""Chuck Petersen"" <[EMAIL PROTECTED]> wrote in message
> 8fid1m$e2b$[EMAIL PROTECTED]">news:8fid1m$e2b$[EMAIL PROTECTED]...
> > In the Cisco's Network Academy's CCNA lab, I have a problem with all the
> > ports going down, then back up, then back down, etc after configuration.
> We
> > are only using basic Rip, second semester students. Any help would be
> > greatly appreciated.
> > thanks in advance
> >
> >
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