Hi Total is 32 Channels

30 for data
1 for signal
1 for framimg

Regards
Siva

-----Original Message-----
From: bergenpeak [mailto:[EMAIL PROTECTED]]
Sent: Sunday, January 27, 2002 7:41 PM
To: [EMAIL PROTECTED]
Subject: simple ISDN / PRI question [7:33357]


In Europe, a PRI carries 30B and one D channels.  Each operates at
64kb/s.
The overall PRI bandwidth is 2.048 Mb/s.   31 channels at 64 kb/s
is 64kbps less than 2.048Mb/s.  

What's the 32nd 64kbps channel used for?

Thanks




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