Configuring Gateway Authentication

Before you begin
The SIP gateway must be configured as a Trunk.
Steps
  1. Go to SIP/Authentication.
  2. Click Edit All Entries located at the bottom of the page.
  3. In the Authentication table, from the Criteria selection list, select Gateway for all gateways needing registration.
  4. From the Gateway selection list, select the related gateway for each entry.
  5. From the Realm field, enter the provided realm and from the Validate Realm selection list, select Enable. If no Realm was provided, leave the field empty and from the Validate Realm selection list, select Disable.
  6. In the User Name field, enter the SIP user name for each entry.
  7. In the Password field, enter the appropriate password for each entry.
  8. Click Apply and Refresh Registration.
Result
Each gateway will be registered.