Configuring and Managing Host-Based X.25 Links - Edition 6 (36939-90057)

Introduction
Connections via PAD Support
Chapter 1
23
The following two flowcharts how incoming and outgoing calls are processed by the
entries in the PAD tables.
Figure 1-2 Incoming PAD Security Flowchart
Clear Connection
Clear Call
Incoming PAD call
Connect to S
y
stem Connect to
DTC User Interface
PAD Support Started?
Yes
No
Is the called X.25 address
listed in the PAD switching
Table?
Yes
Yes
Does the PAD Switching
table contain any entries?
Yes
No
No
Is the system mapped to the
called address available?
Yes
No
Does the PAD Access list
table contain any entries?
Yes
No
Is the calling address mapped
to a system in the PAD
Incoming Security Table?
No
Does the PAD Access list
table contain any entries?
Yes
No
Is the calling address mapped
to a system in the PAD
Incoming Security Table?
Clear Call
Yes
No