MyPBX Standard V6/V7 Administrator's Guide
www.yeastar.com Page 53
6) VoIP Settings
·NAT
This setting should be used when the system is using a public IP address to
communicate with devices hidden behind a NAT device (such as a broadband
router). If you have one-way audio problems, you usually have problems with
your NAT configuration or your firewall's support of SIP and/or RTP ports.
·Qualify
Send check alive packets to IP phones.
·Enable SRTP
Enable extension for SRTP (RTP Encryption).
·Transport
This will be the transport method used by the extension. The options are UDP
(default) or TCP or TLS.
·DTMF Mode—RFC2833, Info, Inband, Auto.
·Remote Register
Allow to register remote extensions.
If you enable ―Remote Register‖, the extension password must include
uppercase letters, lowercase letters, and digits.
This option is used to enhance the system security, it‘s disabled by default.
More details for the system security configuration, please refer to APPENDIX B
MyPBX Security Configuration Guide
Other Options
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