3Com SuperStack 3 NBX Administrator's Manual page 273

Table 47 Group Parameters (continued)
Parameter E1 ISDN PRI Options
Auto Extension Enter the Auto Extension number that you want to handle this group for any of the Business
Hours. Extension 500 is the Auto Attendant.
6 Enable the On Line check box to bring the group on line.
The group does not come online unless the card and the span are online.
7 Click Apply to effect the changes.
8 Click OK.
Changing E1 Group Membership
You may want to change the channel membership in an E1 group to
accommodate changing needs.
To change group membership:
1 Return to the Digital Line Cards tab.
2 From the Select Device Type pull-down list, select ISDN PRI Group List.
3 Click Apply.
4 Select the group for which you want to change membership.
5 Click Membership. Figure 103 shows the Manage Group Membership
dialog box.
Configuring and Managing E1 Digital Line Cards 273