Configuring GLA System Options

Use this task to configure system options for GLA.

1. Click GLA > Configuration > System Options.

   The fields are described in Configure GLA System Options elements.

2. Enter a Realm (optional). A Fully Qualified Domain Name is required for this value to be configured, and this value becomes part of the origin/realm pairing in the Answer message. If a realm is not configured, DSR uses the local node information for Answers.
3. Enter a Fully Qualified Domain Name (optional). A Realm is required for this value to be configured. If a FQDN is not configured, DSR uses the local node information for Answers.
4. Select an Application Unavailable Action from the available choices. This determines the action to be taken by the system is the application is unavailable. Valid options are:
   • Continue Routing
   • Default Route
   • Send Answer with Result-Code AVP
   • Send Answer with Experimental-Result AVP
   • Discard
5. Select the Application Unavailable Route List. This option is only available if Default Route is selected as the Unavailable Action, enabling the selected route list to be used when the application is unavailable.
6. Select the Application Unavailable Result-Code. This option is only available if Send Answer with Result-Code AVP or Send Answer with Experimental-Result AVP are selected as the Unavailable Action. This option determines the message returned in an Answer message when the application is unavailable.
7. Select the Application Unavailable Error Message. This option is only available if Send Answer with Result-Code AVP or Send Answer with Experimental-Result AVP are selected as the Unavailable Action. This option determines the error/message pair returned in an Answer message when the application is unavailable.
8. Select the Application Unavailable Vendor ID. This option is only available if Send Answer with Experimental-Result AVP is selected as the Unavailable Action. This option determines the vendor/ID pair returned in an Answer message when the application is unavailable.
9. Click Apply or Cancel.
   If Apply is clicked and any of the following conditions exist, an error message appears:

   • Any fields contain a value that contains invalid characters or is out of the allowed range.
   • Any required field is empty (not entered).
   • An Application Unavailable Route List value is not set when Default Route is selected.
   • An Application Unavailable Result-Code value is not set when Send Answer with Result-Code AVP or Send Answer with Experimental-Result AVP is selected.
   • An Application Unavailable Vendor ID value is not set when Send Answer with Experimental-Result AVP is selected.