If you loop the serial port, does the port go up/up? With looped HDLC,
the interface should go up/up.
If that works, then try looping the local DSU towards the local router.
See if it goes up/up.
If it doesn't, its either a hardware problem or a setting with the DSU.
Deepak Jain
AiNET
On Thu, 28 Dec 2000, Richard Crundwell wrote:
> Can someone suggest what might be wrong with a point-to-point T1
> I'm trying to turn up. I'm running a hdlc encapsulated T1 between 2 7206's
> running 4 port serial cards. I'm using Larscom DSU's both ends one set for
> master clock internal and the other set for line. The T1 shows up end to end
> on the dsu's. ON the router interfaces we have up down on both ends. The one
> problem I see is that CTS is not up on either end. The configs on both
> interfaces are pretty straight forward. just the ip address and no ip
> directed-broadcast.
>
> Any help on why this won't come up end to end would be appreciated. I
> haven't worked much with T1 dsu's and configs.
> thanks.
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