
Configuring APPN Services
1-8
lnterfaces, Ports, and Link Stations
APPN configurations comprise interfaces, ports, and link stations. Figure 1-4
shows how interfaces, ports, and link stations in a simple APPN network relate.
Figure 1-4. Interface, Port, and Link Station Relationship
Note:
In this manual, the term
interface
has the same meaning as
data link
control
(
DLC
) in IBM publications.
APPN.ENA
APPN.LENC
APPN.ENB
APPN.NNA
Interface
E51,LLC2,DLC00001
PORT0001
Link Station 2
Link Station 1
Link Station 3
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