RE: Is an ISDN/PRI and T1 the same? [7:30507]

2001-12-31 Thread Christopher Supino
Good point. For a PRI you must also specify the switch type that you will be communicating with at the CO. -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of Mark Odette II Sent: Monday, December 31, 2001 12:40 AM To: [EMAIL PROTECTED] Subject: RE: Is an

RE: Is an ISDN/PRI and T1 the same? [7:30507]

2001-12-30 Thread Christopher Supino
Some of the differences: a T1 uses Channel Associated Signaling and a PRI uses Common Channel Signaling. Or in English, in a T1 you have 24 timeslots which carry signaling information along with the data(in-band signaling) and in a PRI you have 23 data-only channels and a signaling only

RE: Is an ISDN/PRI and T1 the same? [7:30507]

2001-12-30 Thread Mark Odette II
... And to add to this, answering the other part of your question: Yes- you have to specify framing, line coding, and clock source, no matter what type (PRI or T1) of circuit it is. Mark Odette II -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of