Chapter 8. z/OS base sysplex on z/VM 123
8.13 VTAM customization
We created separate VTAMLST data sets for each system, and we used the &SYSNAME
variable to select ZPLEX.&SYSNAME..VTAMLST. Some customization was required for
VTAM to operate properly in the configuration.
Although the topic of defining the network is beyond the scope of this discussion, we offer a
few notes about how we configured VTAM. For TSO access to members of the sysplex, there
were two possible approaches (both could be used simultaneously).
Locally-attached non-SNA terminals
The first method defined locally-attached, non-SNA 3278 terminals for each system. Within
z/OS, we defined 31 non-SNA 3278s starting at address 0701; these were defined to VTAM
as well as in the IO ...