Following is the description about that.
Set the basic information provided by your VOIP Service Provider, such as Phone Number, Account, password, SIP Proxy and so on.
Description
Line Enable If or not enable Line1
Peer to Peer
If or not enable PEER to PEER
If enable, Line1 will not send register request
In System Status, SIP-1 Status is Registered;
SIP-1 can make call out, but others can not call
SIP-1.
Proxy Server The domain or IP address of SIP Server
Proxy Port
The port which SIP Server supports for VOIP
service, default is 5060
Outbound
server
Outbound server IP or domain name
Outbound Port Outbound server’s Service port
Backup
Outbound
Server
Backup Outbound server IP or domain name.
Display Name The number will display in callee
Phone Number Number of telephone provided by SIP server
Account SIP account provided by SIP server
Password SIP password provided by SIP server
7.5.2.2 Audio Configuration
Select the audio Codec you want to use.
Choose the audio codec type from G.711U,
G.711A, G.722, G.729, G.723
Choose the audio codec type from G.711U,
G.711A, G.722, G.729, G.723
Choose the audio codec type from G.711U,