In North American T1 PRI lines, 23 "Bearer" (B-channels) are available for voice or data traffic. Each B-channel operates at a 64 KBPS rate. There is an additional 64 KBPS channel that is used for call supervision, called the "Delta" channel (D-channel). The D-Channel is usually transported over DS0 #24.
In International E1 PRI lines, 30 "Bearer" (B-channels) are available for use. Again, each B-channel operates at 64 KBPS. A single D-Channel operates at 64 KBPS and is used for call supervision. The D-Channel is usually transported over DS0 #16.
We are pleased to announce availability of Beta software for 16.6.3. 16.6.3 will be the second rebuild on the 16.6 release train targeted towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are looking for early feedback from custome...