NetComm NB9 User Giude page 19

2. Click on 'Voice' to access the VoIP setup page;
3. Interface Name: Don't change the 'Interface name' setting;
4. Preferred codec: The preferred codec is set to 'none' which means your NB9/NB9W
will choose the correct codec when communicating with your SIP proxy from your VSP
(VoIP Service Provider);
5. Preferred ptime: The 'Preferred ptime' is the time delay (milliseconds) between voice
packets sent. Do not change this value unless your VSP has asked you to;
6. SIP Proxy: Enter the SIP Proxy IP address (issued by your VSP);
7. SIP Proxy Port: The default is port 5060, but your VSP may ask you to change this;
8. SIP Proxy Domain: In most cases this is the same value as the SIP Proxy IP address
(check with your VSP if unsure);
9. Register Expire Time: Default is 180 seconds. Don't change this value unless your VSP
instructs you to;
NB9/NB9W ADSL2+ VoIP Router
YML790 Rev1
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