can separate register server and BLF server
SIP Encryption
Enable/Disable SIP Encryption.
SIP Encryption Key
Set the key for sip encryption.
RTP Encryption
Enable/Disable RTP encryption.
RTP Encryption Key
Set the key for RTP encryption.
Enable Auto Answer
Enable Auto Answer by selecting it.
Auto Answer
Timeout
Specify Auto Answer Time, the phone auto
answers the incoming call after Auto Answer
Time.
Enable Session
Timer
Set Enable/Disable Session Timer, whether
support RFC4028.It will refresh the SIP sessions.
Session Timeout
Set the session timeout.
Subscribe for MWI
Enable the Subscribe for MWI by selecting it, the
phone will send subscribe message for MWI to
the SIP Server.
MWI Number
Specify the MWI Number; Please contact your
system administrator for the connecting code.
Different systems have different codes.
Subscribe Period(s)
Overtime of resending subscribe packet. Suggest
using the default configuration.
Conference Type
Specify the Conference Type, if you select the
local, you needn’t input the conference number.