From: MADMAN (dave@interprise.com)
Date: Wed Jul 23 2003 - 10:42:45 GMT-3
That, at least in this neck of the woods, is unusual. On a p-p
circuit there is no switch or such device providing clock so one of the
CSU's must provide clock. On your p-p circuits where is the clock being
sourced???
Dave
Mike Williams wrote:
> All of the P2P T1s that we have, the provider provides the clock for
> both ends, so we set the CSU/DSU to receive clocking from the network.
>
> Mike W.
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Charles Church
> Sent: Tuesday, July 22, 2003 7:56 PM
> To: Phil; ccielab@groupstudy.com
> Subject: RE: Point-to-point T1 clock source
>
>
>>From what I've seen, if you've gotten a full P2P T1 from a provider,
> you'll provide the clock. If you've gotten a fractional P2P T1, usually
> you'll provide it.
>
> Chuck Church
> CCIE #8776, MCNE, MCSE
> Wam!Net Government Services
> 13665 Dulles Technology Dr. Ste 250
> Herndon, VA 20171
> Office: 703-480-2569
> Cell: 703-819-3495
> cchurch@wamnet.com
> PGP key:
> http://pgp.mit.edu:11371/pks/lookup?search=chuck+church&op=index
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> Phil
> Sent: Tuesday, July 22, 2003 8:43 PM
> To: ccielab@groupstudy.com
> Cc: ciscostudent1@yahoo.com.br
> Subject: OT: Point-to-point T1 clock source
>
>
> Sorry for the OT but I had a discussion this afternoon at work regarding
> the clock source for a point-to-point T1.
>
> I am sure the clock must be provided by one of the CSU/DSU and the other
> must be set to line/network. Everybody else argued both sides must be
> set to line/network.
>
> I called into the Telco and they told me they do not supply clock for
> point-to-point T1s, thus one of the ends must supply the clock.
>
> I was not able to find any docs on the web regarding this. Does anyone
> have a link to a document for this matter?
>
> Thanks in advance and sorry for the OT,
>
> Phil
>
>
>
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-- David Madland CCIE# 2016 Sr. Network Engineer Qwest Communications 612-664-3367"Government can do something for the people only in proportion as it can do something to the people." -- Thomas Jefferson
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