Kingtel KT52IP, User Manual

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address in via field.
Enable GRUU Support for Globally Routable User-Agent URI (GRUU)
Enable Displayname
Quote Puts quotation marks around the display-name in SIP messages.
For servers that require this.
Enable user=phone Sets user=phone in SIP messages. For compatibility with servers
that require this.
Click to Talk Set click to Talk (needs support from server).
Respond 182 when Call
waiting Enable phone responds 182 instead of 180 in some SIP server
envrionment
Use VPN Enable SIP use VPN for every line individually, not all of them
Enable DND Enable DND for SIP line individually
SIP Global Settings
Strict Branch Enable Strict Branch - The value of the branch must be after
“z9hG4bK” in the VIA field of the INVITE message received, or
the phone will not respond to the INVITE.
Note: This will affect all lines
Enable Group Enable SIP Group Backup. This will affect all lines
Registration Failure Retry
Time Registration failure retry time – If registration fails, the phone will
attempt to register again after registration failure retry time.
This will affect all lines
8.3.3.2 IAX2
Field Name Explanation
Status Shows registration status. Will show “Registered” if registered