Configuring and Managing Host-Based X.25 Links - Edition 5 (36939-90054)

80 Chapter3

Conﬁguring DTCs Step-by-Step

Modify the Network Management Conﬁguration File

Figure 3-12 DTC X.25 Card Conﬁguration — PAD Security Screen

1. Verify that the cursor is in the Allow access ﬁeld. If you want to

accept calls only from the calling addresses listed below (and reject

all other calls), enter a Y. If you want to reject calls only from the

calling addresses listed below (and accept all other calls), enter an N.

2. In the ﬁelds under Enter remote X.25 calling address

below:, enter the X.25 addresses of all remote PAD devices that will

be accepted for connection, if Allow access is Y, or enter the

addresses of all remote PAD devices that will be rejected for

connection, if Allow access is N. If you need to conﬁgure more

addresses than there is room for on this screen, press the

[Save Data]

key, then press the [Next Page] key to enter more device addresses.

Up to 512 remote X.25 calling addresses can be conﬁgured.

3. If you have ﬁnished conﬁguring PAD security for this card but still

need to conﬁgure additional cards or DTCs, press the

[Prior Screen]

key until you return to the DTC Conﬁguration screen so that you can

select a different card or DTC to conﬁgure.

4. If all DTCs and all cards have been conﬁgured, press the [Validate

DTS/LINK] key to validate the DTC conﬁguration for the system. (See

appendix A for validation error messages.)

Fields

DTC name Display only.

Card number Display only.