look at the carrier transitions
do a debug frame-relay lmi

""Dain Deutschman""  a icrit dans le message de news:
[EMAIL PROTECTED]
> Hi all,
>
> I have a Frame Relay circuit to an adtran ts120 and then v.35 to a
> cisco1721. My serial interface keeps flapping
>
> 01:11:40: Serial0: attempting to restart
> 01:11:40: PowerQUICC(0/0): DCD is up.
>
> Line protocol changes to up...then down...and stays down. But debug output
> shows the above.
>
> Any ideas?
>
> interface Serial0
>  bandwidth 512
>  ip address x.x.x.x x.x.x.x
>  encapsulation frame-relay IETF
>  frame-relay map ip x.x.x.x 114 IETF
>  frame-relay lmi-type ansi
> --
> Dain Deutschman
> CCNP, CSS-1, CCNA, MCP, CNA
> Data Communications Manager
> New Star Sales and Service, Inc.
> 800.261.0475
> [EMAIL PROTECTED]




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