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BLF Server
Keep Alive Type
Keep Alive Interval
Keep Authentication
Blocking Anonymous
Call
User Agent
Specific Server Type
SIP Version
Anonymous Call
Standard
Local Port
Ring Type
Enable user=phone
Use Tel Call
Auto TCP
Enable Rport
Enable PRACK
DNS Mode
Enable Long Contact
Enable Strict Proxy
Convert URI
Use Quote in Display
Name
Enable GRUU
Sync Clock Time
Enable Inactive Hold
Caller ID Header
Use 182 Response
1080p SIP Vandalproof Door Phone with RFID and PoE
The registered server will receive the subscription package from
ordinary application of BLF phone.
Please enter the BLF server, if the sever does not support
subscription package, the registered server and subscription
server will be separated.
Set the line to use dummy UDP or SIP OPTION packet to keep
NAT pinhole opened
Set the keep alive packet transmitting interval
Keep the authentication parameters from previous authentication
Reject any incoming call without presenting caller ID
Set the user agent, the default is Model with Software Version.
Set the line to collaborate with specific server type
Set the SIP version
Set the standard to be used for anonymous
Set the local port
Set the ring tone type for the line
Sets user=phone in SIP messages.
Set use tel call
Using TCP protocol to guarantee usability of transport for SIP
messages above 1500 bytes
Set the line to add rport in SIP headers
Set the line to support PRACK SIP message
Select DNS mode, A, SRV, NAPTR
Allow more parameters in contact field per RFC 3840
Enables the use of strict routing. When the phone receives
packets from the server，it will use the source IP address, not the
address in via field.
Convert not digit and alphabet characters to %hh hex code
Whether to add quote in display name, i.e. "VoIP" vs VoIP
Support Globally Routable User-Agent URI (GRUU)
Time Sync with server
With the post-call hold capture package enabled, you can see that
in the INVITE package, SDP is inactive.
Set the Caller ID Header
Set the device to use 182 response code at call waiting response
53
HDP-1261PT
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