Chapter 1 63
SNA Terms and Concepts
Basic APPN Concepts
3. The server normally selects the direct link between two end nodes as
the optimal route for the LU-LU session. It provides the node with
the primary LU the information it needs to establish a dynamic link
to the node with the partner LU.
4. The end nodes can then establish an LU-LU session without the need
for intermediate session routing.