B Channel - Toshiba Strata CTX28 Programming Manual

320 B Channel

System Availability: Not available with CTX28
Prerequisite Program:
PRI interfaces are purchased on per interface and channel basis. The B channel assignments allow for a
flexible activation of channels to match the subscribed services from the PSTN.
1. Complete the "B Channel Select
Record Sheet"
2. From the Program Menu, click
Trunk > ISDN > B Channel. The
ISDN B-Channel Assignments
screen displays (shown right).
3. Enter the Equipment Number, or
click List to see a summary of
progammed circuits.
4. Click the B Channel numbers that
you want to activate (see
below for T1 and E1 B Channel
default settings).
5. Click Submit.
Table 6-3 B Channel Defaults
B Channel Position
Span Interface Speed
1.5M (T1)
2.0M (E1)
Strata CTX Programming - Part 2: CTX WinAdmin Programming 6/04
302 page 6-25
on page D-31.
Table 6-3
01~15
ON ON
ON OFF (Dch Pos)
16 17~23
ON OFF (Dch Pos)
ON
24 25~31
ON ON
Trunks
ISDN
6-31