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 f ar -en d swit ch. The swi tches at
Valid entries Usage
1 to 31 Enter the number of the channel that will be u sed 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.