Installation guide

AP-IP120 IP Phone Installation Guide Version 1.0
AddPac Technology Proprietary & Documentation
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[Table 4-22] Description of SIP Option Menu Option
Menu Option Description
Select the call-transfer mode. basic/attend.
Enter VoIP Tag for conference service
Enter conference service name
Enter firewall address to check the public IP address
when AP-IP120 is used under NAT/Firewall network
environment.
Transfer RTP Session information to listen Inband
Ringbacktone of Public network under NAT/Firewall
environment.