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5. If your service provider requires keep alive messages, and if your router does not support uPNP,
check the Enable NAT keep alives checkbox.
a) Click Settings. The Keep Alive Settings window appears.
b) Select the method used to keep ports open. Choices are:
•
Simple ping — A standard ping message that works with all SIP servers.
•
Nortel ping — A ping message that works with Nortel SIP servers (e.g. Nortel MCS 5200).
c) If necessary, change the ping frequency. The default setting is 45 seconds.
6. You can specify which codecs to use by clicking the Codec options button. See Setting codec
options on page 21.
Provisioning details
Enter the IP addresses or public domain names, as provided by the service provider, into the following
boxes. If the service provider does not specify a value, leave the box blank.
•
Proxy server name
•
Registrar server name
•
Outbound proxy
•
Realm/domain
The View All Registration button will allow you to confirm connection to your service provider once
you have completed the configuration of your VoIP numbers.
If you want to customize other aspects of your VoIP lines, you may do so in the System VoIP Options
area. See System VoIP options in Chapter 2 of the TalkSwitch User Guide.
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T A L K S W I T C H V O I P N E T W O R K C O N F I G U R A T I O N G U I D E
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