DSNT518I THE VALUES FOR TCP/IP PORT, SECURE PORT AND RESYNC PORT CANNOT BE THE SAME

Explanation

You entered the same value for TCP/IP PORT,
SECURE PORT, and RESYNC PORT. The values for these fields must be different. This message is issued
by the following panel: DSNTIPR

System action
  The panel is redisplayed and
the cursor is placed in the field in error.

User response
Change either the TCP/IP PORT, SECURE PORT, or
the RESYNC PORT value so that they are different. 