I had the same problem once and it turned out to be the cable. It was not
seated 100% into the DTE side and it seemed to be working but the line
protocol would not come up. Pull the cable then plug it back in again.
Worst case replace the cable!
----- Original Message -----
From: "Tariq"
To:
Sent: Sunday, April 22, 2001 8:46 AM
Subject: Status is up, Line protocol is down [7:1525]
> Hello Everybody.
>
> I am getting very strange problem in my home network.
> I am getting Status is up and line protocol is down message.
>
> Please check the attached diagram. I am unable to coonect Serial 1 of
Router
> 2 with Serial 1 of router 3
>
> I applied clock rate 64000 command on serial 1 interface of Router 2.
> Encapsulation on both ends is HDLC.
> I changed keepalive but was no success. Default keepalive is 10.
>
> Cable and interface is is 100% ok thats why status is up. Line Protocol is
> down means that there is some problems on datalink layer.
>
> I think that it could be some masking problem. Please see it and let me
> know.
>
> Thanks
>
> Tariq
>
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