[c-nsp] C&W E1 in the UK

[Arie Vayner]

In most cases the router should not use "clock internal", but take the
clock from the line.
I would recommend removing the "clock internal" command.

Arie

On 7/16/06, Zahid Hassan <zhassan at gmx.net> wrote:
> Dear All,
>
>
> What factors will determine the clock source on an unframed E1 circuit ?
>
> I have several E1 circuits terminating on a Cisco Channelized STM-1
> interface
> acting as the PE router and a VWIC-1MFT-G703= card on the CE routers.
>
> PE controller config:
> ---------------------
> !
> controller SONET 0/0/0
>  framing sdh
>  !
>  au-4 1 tug-3 1
>   tug-2 1 e1 1 unframed
>   tug-2 1 e1 1 clock source internal
>   tug-2 1 e1 2 unframed
>
>
> CE controller config:
> ---------------------
> !
> controller E1 0/0
>  channel-group 0 unframed
> !
>
>
> I seems to be getting odd circuit flaps and wondering if its
> to do incorrect clock source configured on the controller.
>
> Any suggestion or comment will be very appreciated.
>
>
> Regards,
>
>
> Zahid
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