Policy server is restarting multiple times with TCP port initialization failure

Document ID : KB000093485
Last Modified Date : 30/04/2018
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Policy server is restarting multiple times with below error.

[16517/4092466896][Wed Apr 25 2018 08:58:30][CServer.cpp:8117][ERROR][sm-Server-01660] Failed to initialize TCP server socket: Socket error:97 
[16517/4092466896][Wed Apr 25 2018 08:58:30][CServer.cpp:6506][ERROR][sm-Server-03470] TCP port initialization failure 
[16517/4092466896][Wed Apr 25 2018 08:58:30][CServer.cpp:4008][INFO][sm-Server-04230] The suspend timeout is 3600 seconds. 
[16517/4092466896][Wed Apr 25 2018 08:58:30][CServer.cpp:4431][INFO][sm-Server-01880] smpolicysrv shutting down 
[16517/4092466896][Wed Apr 25 2018 08:58:30][CServer.cpp:4450][INFO][sm-Server-01890] Unregistering from the Monitor 
[16517/4092466896][Wed Apr 25 2018 08:58:30][CServer.cpp:4461][INFO][sm-Server-01900] Releasing Monitor API
R12.52 SP01 CR05
If one of the default ports is already in use, then it will throw TCP port initialization failure error. 
Kindly verify all the default ports are available to the policy server. 
If possible reboot the server and services will come up without any issue.