User's Manual

720p SIP Multi-unit Video Door Phone with RFID and PoE
HDP-5240PT
52
SIP
Field Name Explanation
Server Conference Number Set the conference room number when conference type is set be Server
Transfer Timeout Set the timeout of call transfer process
Enable Long Contact Allow more parameters in contact field per RFC 3840
Enable Missed Call Log
If it is enabled, the phone would save missed calls into the call history
record.
Response Single Codec
If it is enabled, the device would use single codec in response to an
incoming call request
Use Feature Code
When this setting is enabled, the features in this section would not be
handled by the device itself but by the server instead. In order to control the
authorization of the features, the device would send feature code to the
server by dialing the number specified in each feature code field.
Specific Server Type Set the line to collaborate with specific server type
Registration Expiration Set the SIP expiration period
Use VPN Set the line to use VPN restrict route
Use STUN Set the line to use STUN for NAT traversal
Convert URI Convert not digit and alphabet characters to %hh hex code
DTMF Type Set the DTMF type to be used for the line
DTMF SIP INFO Mode Set the SIP INFO mode to send ‘*’ and ‘#’ or ‘10’ and ‘11’
Transportation Protocol Set the line to use TCP or UDP for SIP transmission
SIP Version Set the SIP version
Caller ID Header Set the Caller ID Header
Enable Strict Proxy
Enables the use of strict routing. When the phone receives packets from
the server, it would use the source IP address, not the address in via field.
Enable user=phone Sets user=phone in SIP messages.
Enable SCA Enable/Disable SCA (Shared Call Appearance )
Enable BLF List Enable/Disable BLF List
Enable DNS SRV
Set the line to use DNS SRV which would resolve the FQDN in proxy
server into a service list
Keep Alive Type
Set the line to use dummy UDP or SIP OPTION packet to keep NAT
pinhole opened
Keep Alive Interval Set the keep alive packet transmitting interval
Enable Session Timer
Set the line to enable call ending by session timer refreshment. The call
session would be ended if there is not new session timer event updating
received after the timeout period
Session Timeout Set the session timer timeout period