Specifications

2-18
Cisco AS5x00 Case Study for Basic IP Modem Services
11/24/1999
Section 2 Commissioning the Cisco AS5300 Hardware
Enabling the T1 Controllers
Task 3. Enabling the T1 Controllers
Specify the settings for the T1 controllers. T1 controller settings must match the settings on the
telephone switch side. Mismatched settings cause problems that may not be detected for a long time.
Figure 2-4 Matching T1 Controller Settings
Step 1
Define the ISDN switch type and T1 controller settings:
!
isdn switch-type primary-5ess
!
Step 2
Specify the T1 controller settings:
!
controller T1 0
framing esf
clock source line primary
linecode b8zs
pri-group timeslots 1-24
!
controller T1 1
framing esf
clock source line secondary 1
linecode b8zs
pri-group timeslots 1-24
!
controller T1 2
framing esf
linecode b8zs
pri-group timeslots 1-24
29653
Telephone
switch
Cisco AS5300
T1
controllers
TDM
bus
Framing ESF
Linecode B8ZS
PRI-group timeslots 1-24
Framing ESF
Linecode B8ZS
PRI-group timeslots 1-24
Must match!
PRI lines