Zycoo CooVox T Series, Руководство администратора и пользователя

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- 70 - ZYCOO CooVox T-series IP Phone System Admin User Guide v4.0.0
please keep it enabled, otherwise WebRTC won't work, STUN Server Address can be left blank.
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STUN Server Address : By default, please keep it blank, if you got available STUN server, please specify the
valid server address, otherwise an invalid STUN server address will cause phone system exception.
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RTP Port Range : The UDP ports used by the IPPBX system to carry RTP voice stream. Do not change the port
range or you may encounter audio issue with phone calls.
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User Agent : The default user agent string also contains the Asterisk version. If you don't want to expose it,
change the user agent string here.
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Endpoint Identifier Order : The priority of SIP signaling user authentication type (non-professional users are
not recommended to modify).
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External Media Address : If you want to map your IPPBX system to the Internet, you should specify the static
public IP address or domain name here.
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External Signaling Address : This is similar to External Media Address except that the External Signaling
Address is looked up regularly (every 10s).
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External UDP Signaling Address Port : Port number of SIP signaling with UDP transport protocol on the public
network.
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External TCP Signaling Address Port : Port number of SIP signaling with TCP transport protocol on the public
network.
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External TLS Signaling Address Port : Port number of SIP signaling with TLS transport protocol on the public
network.
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Local Net (IP/Netmask Length) : Your local network address/addresses.
Notice
If you are going to map your IPPBX system to the Internet, the following configurations should be done.
1.
SIP port mapping on your router (one of the following: UDP: 5060; TCP: 5061; TLS: 5062).
2. RTP port mapping on your router (UDP: 10001 to 10500).
3. Specify External Media Address and External Signaling Address.
4. Specify your local network address/addresses.
5. For extensions remote registration, enable “Remote Extension” on extension edit popup window.
Mapping your IPPBX to the Internet will be risky, for security precautions please always use strong passwords.
IAX Settings.
IAX2 extension support had been enabled by default for all extensions. And IAX2 works on UDP port 4569, you
may modify the port number if required.