User's Manual

Table Of Contents
High Definition Touch Color Screen Smart Media Android SIP Conference Phone
ICF-1900
120
BLF Server
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.
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
Keep Authentication
Keep the authentication parameters from previous
authentication
Blocking Anonymous Call
Reject any incoming call without presenting caller
ID
User Agent
Set the user agent
, the default is Model with
Software Version.
Specific Server Type Set the line to collaborate with specific server type
SIP Version Set the SIP version
Anonymous Call Standard Set the standard to be used for anonymous
Local Port Set the local port
Ring Type Set the ring tone type for the line
Enable user=phone Sets user=phone in SIP messages.
Use Tel Call Set use tel call
Auto TCP
Using
TCP protocol to guarantee usability of
transport for SIP messages above 1500 bytes
Enable Rport Set the line to add rport in SIP headers
Enable PRACK Set the line to support PRACK SIP message
DNS Mode Select DNS mode, A, SRV, NAPTR
Enable Long Contact
Allow more parameters in contact field per RFC
3840
Enable Strict Proxy
Enables the use of strict routing. When the phone
receives packets from the serverit will use the
source IP address, not the address in via field.
Convert URI
Convert not digit and alphabet characters to %hh
hex code
Use Quote in Display Name
Whether to add quote in display name, i.e.
PLANETvs PLANET
Enable GRUU
Support Globally Routable User-
Agent URI
(GRUU)