Enterprise IP Phone Advanced Phone Functions
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If you make a call based on TLS , the IP phone UI will display the icon in ring back
interface.
Click on
Account
->
Basic
, select
Transport
option, in the pull-down menu, users
can select the
TLS
option, then click
Confirm
button to save the change.
DNS-SRV
If the SIP server cannot be used, the phone will be connected on the server which is
available.
To configure DNS-SRV via web interface: