E4695 Cmd Rej: LST=PRX is valid only if PPC feature is enabled
The Proxy Point Code feature must be enabled before the lst=prx parameter can be specified.
Recovery
Display the status of the Proxy Point Code feature. Enter the rtrv-ctrl-feat command.
If the feature does not appear in the output, then the feature is not enabled. If the feature has a status of OFF, then the feature is enabled but is not turned on.
Enable the Proxy Point Code feature as necessary. Refer to the Database Administration - SS7 User's Guide for assistance.
Re-enter the ent/rtrv-ls command that generated this error message.