1.
Primary Server : Primary Server Configuration.
2.
Secondary Server: Secondary Server Configuration.
3.
Address: Input Server IP or FQDN.
4.
Port: Register Port.
5.
Domain Name: Input Domain.
6.
Send Registration Request with Expire Time.
7.
Outbound Proxy IP: Input Proxy IP.
8.
Outbound Proxy Port: Input Proxy port.
NAT Traversal
9.
NONE: Not use
10. UPnP
：
Use UPnP
11. Stun Server IP
：
When Use Stun Input stun IP Address.
12. Stun Server Port
：
Input Stun Port.
Gateway Settings
13. Dial Plan
：
Appendix. Dial Plans.
14. # use as a quick dial function: When Press # dial.
15. To enable # to be recognized as dial number: use # to be recognized as dial number.
16. * use as a quick dial function: When Press * dial.
17. To enable * to be recognized as dial number: use * to be recognized as dial number.
9.3.2 Extensions
10