A TCPIP listener PTERM has status OutSrv at startup and the following message is observed in the CV joblog:
DC088000 V54 T25 #SOCKET FUNC=BIND ,R15=00000000,RC=FFFFFFFF,ERRNO=00000111,RSN=744C730E,PTE=TCPJSRV
Release : All supported releases
The ERRNO=00000111 means Permission is Denied as documented at z/OS UNIX System Services Message and Codes Return codes (IBM page).
The 730E from the RSN=744C730E is documented (also an IBM page) at z/OS UNIX reason codes.
Userid is not authorized to access the reserved TCP/IP Port.
Please see your Mainframe Network Security Administrator to resolve this issue.