Unconfiguring Online Charging DRA

This procedure unconfigures the Online Charging DRA function of the PCA application.

1. Disable the Online Charging DRA function.
   1. On the NOAM, navigate to Policy and Charging > Configuration > General Options.

      Note:

      This procedure should be performed in a maintenance window. After clicking Apply, several instances (depending on the number of redundant SBR servers) of one or more alarms are expected. They are expected to clear in an interval of 15 minutes of less. The alarms that may arise are 31101 (DB Replication To Slave Failure), 19800 (Communication Agent Connection Down), and 31201 (Process Not Running).
   2. Uncheck the Online Charging DRA Enabled box.
   3. Click Apply.
2. Disable the Online Charging DRA Session SBR Database.
   1. If the Policy DRA function is not enabled, disable all the Session Database(s).
   2. Navigate to SBR > Maintenance > SBR Database Status.
   3. One by one, select the Session type SBR Database and click Disable.
3. Delete the Online Charging DRA Session SBR Databases.
   1. If the Policy DRA function is not enabled, delete all the Session Database(s).
   2. Navigate to SBR > Maintenance > SBR Databases.
   3. Delete the Session type SBR Databases.
4. Delete the configured Realms.

   Note:

   This step is optional. This step can be skipped if you are going to enable Online Charging DRA again on this system and you want to reuse the Online Charging Realms configuration data after reenable.
   1. Navigate to Poicy and Charging > Configuration > Online Charging DRA > Realms.
   2. Delete the complete configuration data from this screen.
5. Delete the Online Charging DRA specific APNs.

   Note:

   This step is optional. This step can be skipped if you are going to enable Online Charging DRA again on this system and you want to reuse the APN configuration data after reenable.
   1. Navigate to Poicy and Charging > Configuration > Access Point Names.
   2. Delete the Online Charging DRA specific configuration data from this screen.
6. Delete all the Online Charging Servers..

   Note:

   This step is optional. This step can be skipped if you are going to enable Online Charging DRA again on this system and you want to reuse the OCS configuration data after reenable.
   1. On the SOAM, navigate to Online Charging and Charging > Configuration > Online Charging DRA > OCSs.
   2. Delete the complete configuration data from this screen.
7. Delete all the Online Charging Clients.
   1. Navigate to Online Charging and Charging > Configuration > Online Charging DRA > CTFs.
   2. Delete the complete configuration data from this screen.
8. Restore default values of Error Codes

   Note:

   This step is optional.
   1. Navigate to Online Charging and Charging > Configuration > Error Codes.
   2. Edit the SBR Error error condition and set the Gy/Ro Result Code as 5012.
   3. Edit the Session Not Found error condition and set the Gy/Ro Result Code as 5002.
   4. Edit all other Error Conditions and set the Gy/Ro Result Code as 3002.