--1) Select “System setting” > “Advanced setting”；
--2) Enter the password required（By default: empty) ；
--3) Select “SIP” > “Account sip”；
--4) Select one of the accounts you want to set, you can configure the
following parameters
-Enable account*: Select Enable
-Number of lines: Default is 2
-Description: description of this account
-Display Name: The name displayed on the screen
-Authentication user: the Authenticated users are matched with
the SIP server.(By default with the same account)
-Account*: the account matches with the SIP server (extension
number)
-User password*: the user password matches with the SIP server
-SIP Server*: The primary SIP server, all calls through this server
-Out Bound Server: The outbound SIP server
-STUN Type: Enable/Disable STUN feature
-STUN: Input STUN URL
-Auto Answer: Enable/Disable this account auto answer feature
* Note: When you finish the setting, you can press Save to activate it,
and then you can see the status icon in the LCD idle. The
parameters with the * mark here above must be set.
--2) Enter the password required（By default empty) ；
--3) Select “SIP” > “Account sip”；
--4) Select “Enable account” > “Disable”；
--5) Select “Save” to save settings
