System Options page elements

This section describes the elements on the CPA > Configuration > System Options page.

System Options page elements
Field (* indicates required field) Description Data Input Notes
Unavailable Action Action to be taken when the CPA has an Operational State of Degraded or Unavailable. This field is read-only.

Default: Send Answer

Unavailable Action Result Code Because the Unavailable Action must be Send Answer, if the CPA is not available, this value is used in the Result-Code or Experimental-Result AVP of the Answer message. Format: Two radio button group with a text box and drop-down box.

Default: 3004 DIAMETER_TOO_BUSY

Unavailable Action Vendor ID If zero, then a Result-Code AVP will be sent when the CPA is not available. If non-zero, then an Experimental-Result AVP will be sent with the Vendor-Id AVP set to this value. Format: Unsigned integer

Default: 0

Unavailable Action Error Message If a non-null string, this configured string will be appended to the Error-Message AVP that is sent in the Answer response when the CPA is not available. Format: Text box (string up to 64 characters)

Default: CPA Unavailable

DSR Application-Invoked AVP Insertion If set to Yes, this AVP will be inserted into the Request message that is routed to prevent multiple invocations of CPA on different DSRs or MPs.

Format: Yes/No

Default: No

Shutdown Mode Allows the operator to specify the shutdown method used when the CPA Admin State is changed to Disabled. The CPA can be disabled using either a graceful or forced shutdown method. Graceful allows in-process transactions to continue for a configurable time period before disabling the CPA. Forced is an immediate shutdown.

Format: Forced/Graceful

Default: Graceful

* Shutdown Timer Number of seconds that the Shutdown Timer will run during a graceful shutdown.

Range: 1 to 15 seconds

Default: 5

Generate Answer Result Code

The Result-Code or Experimental-Result AVP value to be populated in the Answer message when the DSR generates an Answer message to the downstream (CTF) peer.

Format: Two radio button group with a text box and drop-down box.

The drop-down box contains several Result-Code values and corresponding names. The user can also choose to specify their own Result-Code value in the text box.

Range: 1000 - 5999

Default: 3004 DIAMETER_TOO_BUSY

Generate Answer Vendor ID

If zero, then a Result-Code AVP will be sent when the DSR generates an Answer message. If non-zero, then the Experimental-Result AVP will be sent in the Answer message with the Vendor-Id AVP set to this value. The value of the Result-Code or Experimental-Result AVP will be the configured Generate Answer Result Code.

Format: Unsigned integer

Default: 0

Generate Answer Error Message

If a non-null string, this configured string will be appended to the Error-Message AVP that is sent in the generated Answer message.

Format: Text box (string up to 64 characters)

Default: DSR Generated Answer

Behavior if Session Lookup Error Behavior to use when CPA attempts to query the preferred CDF that is associated with the given Diameter session, but the query is not successful. The possible behaviors are
  • Generate Answer (send an Answer message with the configured Generate Answer Result-Code to the CTF)
  • Continue Routing (load balance the Request message to an available CDF)
The range of allowable values in the drop-down box shall be:
  • Generate Answer
  • Continue Routing

Default: Continue Routing