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DEFINITY ECS Release 8.2
Administrator’s Guide
555-233-506
Issue 1
April 2000
Screen reference
605DS1 Circuit Pack
17
D-Channel
The Japanese 2Mbit trunk circuit pack, when administered to support ISDN-PRI
signaling, allows you to assign the D-channel to any channel from 1 to 31 in an
E-1 facility. You cannot submit the screen if this field is blank. Using the
change
ds1
command, you can change this field if the D-channel is not used in a
signaling group. This field appears only when the Location field indicates the
circuit pack is a Japanese 2Mbit trunk circuit pack and the Signaling Mode field is
isdn-pri.
Connect
In order to control communications at layers 2 and 3 of the ISDN-PRI protocol,
use this field to specify what is on the far end of this DS1 link. This field only
appears when the Signaling Mode field is
isdn-pri.
Interface
This field only appears when the Connect field is
pbx; that is, when this DS1 link
is providing an ISDN-PRI connection in a private network. The Interface field
controls how your switch negotiates glare with the far-end switch. The switches at
Valid entries Usage
1
to 31 Enter the number of the channel that will be used as the
D-channel.
Valid entries Usage
pbx
Enter pbx if this DS1 link is connected to another switch in a
private network. If
pbx is entered, the Interface field appears.
line-side
Enter line-side when the switch is acting as the network side of
an ISDN-PRI interface. Use
line-side to connect to Roll About
Video equipment.
network Enter network when the DS1 link connects this switch to a
central office or any other public network switch.
host
Enter host when the DS1 link connects this switch to a
computer.