3Com NBX 100 Administrator's Manual page 203

5 Verify that the word Ready appears next to the T1 span list line item that
corresponds to this span.
Configuring T1 Groups (DS1)
To configure a T1 DS1 Group:
1 On the Digital Line Cards tab, select T1 Group List from the Select Device
Type list and click Apply.
2 From the T1 Group List, select Group 1.
3 Click Modify. The Modify Group dialog box appears.
The fields in the Modify Group dialog box contain default values. No
default values are assumed for Called Party Digits or Calling Party Digits.
4 Modify the Wink Wait value:
a Select Wink Wait from the Timer Values list.
b Type 3000 in the New Value text box.
c Click Apply.
d Ask your telephone service provider to set their Wink Wait value to
3000 msec.
5 Modify the Guard value:
a Select Guard from the Timer Values list.
b Type 2200 in the New Value text box.
c Click Apply.
d Ask your telephone service provider to set their Guard value to
2200 msec.
6 Click the On Line check box.
7 Enter 500 in each of the four AutoExt text boxes.
8 Click OK.
Verifying T1 Group Membership (DS1)
To verify that all channels are in the Member List of a T1 Digital Line Card:
1 On the Digital Line Cards tab, select T1 Group List from the Select Device
Type list and click Apply.
2 From the list, select the group that you want.
3 Click Membership. The Manage Group Membership dialog box appears.
Configuring and Managing T1 Digital Line Cards 203