Check your configuration if you're running an integrated csu/dsu that
you don't have a 'loopback' command configured. If you're running an
external csu/dsu, check that you don't have a local loopback or loopback
dte.
If the above are negative, speak to your telco and see that they have a
loop installed on your circuit.

> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
> Thomas
> Sent: Monday, 19 February 2001 5:54 PM
> To: [EMAIL PROTECTED]
> Subject: Looped
>
>
> Hi All - I am bringing up a frame circuit from a remote site.
>  However, I
> couldn't get the line up since it is looped.  When I do the
> "show int s0/0",
> I got "Protocol is up, line is down (looped).  I checked all
> the setting and
> didn't see any wrong.  Can this be a mistake on the ISP side,
> or something
> wrong with my configuration? I am running 12.1 on the Cisco
> 2600 router.
> Any hint woule be appreciated!!!
>
>
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