the default config.
Enable Long Contact
Set more parameters in contact field.
Convert URI
Convert # to %23 when send the URI.
Dial Without
Registered
Set call out by proxy without registration.
Ban Anonymous Call
Set to ban Anonymous incoming Call.
Enable DNS SRV
Support DNS looking up with _sip.udp mode.
Server Type
Select the special type of server which is encrypted,
or has some unique requirements or call flows.
RFC Protocol Edition
Select SIP protocol version to adapt for the SIP
server which uses the same version as you select.
For example, if the server is CISCO5300, you need
to change to RFC2543; else phone may not cancel
call normally. System uses RFC3261 as default.
Transport Protocol
Set transport protocols, TCP or UDP or TLS.
RFC Protocol Edition Set Anonymous call out safely; Support
RFC3323and RFC3325.
Keep Authentication
Enable/Disable Keep Authentication System will
take the last authentication field which is passed the
authentication by server to the request packet. It will
decrease the server’s repeat authorization work, if it
is enable.
Answer With A
Single Codec
Enable/Disable the function when call is incoming,
phone replies SIP message with just one codec
which phone supports.
Auto TCP
Set to use automatically TCP protocol to guarantee
usability of transport as message is above 1300 byte.
Enable Strict Proxy
Support the special SIP server-when phone receives
the packets sent from server
,
phone will use the
source IP address, not the address in via field.
Enable GRUU
Set to support GRUU.
Enable Display name
Quote
Set to make quotation mark to display name as the
phone sends out signal, in order to be compatible
with server.
Enable user=phone
Enable user=phone by selecting it, it is contained in
the invite sip message, in order to be compatible
with server.
Enable Missed Call
Log
Enable the missed call log by it, the phone will save
the missed call log into the call history record and
display the missed calls on the idle screen, or won’t
save the missed call log into the call history record
and display the missed calls on the idle screen.
Click to talk
Set click to Talk (need practical software support).