E4677 Cmd Rej: PRX allowed only if PPC feature is enabled
The Proxy Point Code feature must be enabled before the 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 command that caused this error message to occur.