The Telnet device initialization process (which takes place before the signon screen is displayed)
provides an exit point to a user program which has the opportunity to validate the terminal session.
SECTCP provides an exit point program (named TGTINIT10) which establishes whether to allow the session depending on the IP address of the client device.
Your local TELNET exit program
In turn, program TGTINIT0 provides a second level exit point to a local user program which has the opportunity to change the TGTINIT0 final validation.
This local user exit program receives the following parameter group:
The local user exit program, after checking the client IP address and/or the workstation type, decides
|1||char 15||IP address of the client workstation|
|2||char 14||Client workstation type|
|3||char 100||IP address description|
|4||char 1||A flag telling whether to enable the Auto-signon process ('1'=yes, '0'=no)|
|5||char 10||The user profile for the Auto-signon|
|6||char 10||The current library for the Auto-signon|
|7||char 10||The initial program for the Auto-signon|
|8||char 10||The initial menu for the Auto-signon|
|9||char 1||A flag telling whether to device session can be accepted ('1'=yes, '0'=no)||