You can restrict dialing to disable international calls, mobile calls, or both.

1. Browse to http://termination.neural.net.au

2. Select "Accounts" under "Configuration.

3. Click the "Edit Account" button next to the account you want to restrict.

4. Change the "Dialing Restrictions" option as desired

5. Click save

You can fine-tune international dialing restrictions using the international prefix restrictions feature.