RE: Point-to-point T1 clock source

From: Tim Fletcher (tim@fletchmail.net)
Date: Thu Jul 24 2003 - 00:04:34 GMT-3


I had a circuit from C&W that they insisted I would need to provide clock on 1 side. But I could only get it to run clean if I took clock from the network on both ends. I don't think they ever believed me.

-Tim Fletcher

At 09:43 PM 7/22/03 -0400, Charles Church wrote:
>I guess it can vary between CLECs. Most of my experience has been with
>Verizon in the northeast. Hasn't always been good experiences either ;)
>
>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: Mike Williams [mailto:ccie2be@swbell.net]
>Sent: Tuesday, July 22, 2003 9:37 PM
>To: 'Charles Church'; 'Phil'; ccielab@groupstudy.com
>Subject: RE: Point-to-point T1 clock source
>
>
>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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