User guide

Chapter 11: Board Configuration
122 MAXCS ACC 6.7.1 Administration Manual
Figure 66. T1 CAS Protocol Configuration dialog box (top half)
Selecting Span Types
• T1 CAS – Select this option to associate all channels on the span to T1 CAS.
• Regular ISDN PRI – Select this option to indicate 23B+D ISDN PRI span and to
designate the last channel as the D channel.
• Enable Tie Trunk – Check this box to enable a tie trunk. Tie trunks must terminate
to a system also configured as a tie trunk.
Note: This option not available when E1 CAS is selected.
Figure 67. E1 PRI Protocol Configuration dialog box (top half)