Unanswered Question
Feb 7th, 2007

what is CE1 & PRI E1 and Exactly differ this two?

I understood that CE1 is point to (Multi)point connection in Leased line. And PRI E1 is ISDN method,ie we can dail different destiny (Dialer Numbers).

is it Correct??

Presently im working with this techno...

Can i get more idea's about this topics..

I have this problem too.
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finto.thomas Fri, 02/09/2007 - 01:47

thanx BJW,

I under stood that, both are working under E1 techno.. & standard's..., can i know more about difference's of both, in a sense config level and usage level diff.?

i think it's answer will help all engi in CE1 & PRI's..!!

CSCO10320953 Fri, 02/09/2007 - 02:10



15 CHANNEL IS SIGNALING PURPSE.YOU can divide the the chennel up to 30 channel.

1 * 64




30 * 64

Pri E1:31 * 64 =1984

15 CHANNEL IS SIGNALING PURPSE(30 * 64).Only one telephone number is provide by the Service provider. Normally It is used for voice purpose

finto.thomas Fri, 02/09/2007 - 02:21


Only 15 th channel is used for signaling, And PRI is not only for Voice, we can use it for data, Video etc.. Right?

Presently im working on it, i like to know the main defference like, PRI is ISDN , CE1 is point to point Right? So on..


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