NN

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>>-+----------------+------------------------------------------><
   '-NN--=--+-NO--+-'   
            '-YES-'     

Note:
  1. NN and VN on the ADJCP definition statement on the ADJCP major node are mutually exclusive.

Specifies whether the adjacent node is expected to be a network node.

If you specify a value for NN, it is validated when a connection is attempted to the adjacent node. If the adjacent CP is not the type of node that is expected, then connection setup fails. If you do not specify a value for NN, then the APPN capabilities of the adjacent node are identified and accepted when a connection is established.

Note: NN and VN are mutually exclusive.
NN=NO
Specifies that the adjacent node is expected to be an end node.
NN=YES
Specifies that the adjacent node is expected to be a network node.

Restriction: In a peripheral subnetwork boundary configuration between a border node and a network node without border node function, the border node appears to the non-border node as an end node. In this case, coding NN=YES on the definition statement that represents the border node, a connection failure will occur. Avoid the failure by not coding the NN operand or by coding NN=NO.