You can configure a PRI gateway to be on the same LAN as the FortiVoice phone system or over a VPN.
The FortiVoice phone system manages all configuration information for ports. However, the PRI gateway manages the following settings:
- Network settings
- Administrator accounts
- System options
- SIP settings
The following image shows an example topology of a FortiVoice phone system with a FortiVoice Gateway GT01 or GT02: