Zycoo CooFone-D30, User Manual

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will turn on the function immediately. When there are calls to the extension, the
server will forward it to the set number automatically based the forward type. And
the IP phone will not show the record in the call history anymore.
No Answer CFwd Off Code Set the No Answer CFwd Off Code, when you choose to disable the busy forward
function on your phone, it will send message to the server, and the server will turn
off the function immediately.
Anonymous On Code Set the Anonymous On Code, When you choose to enable the anonymous call
function on your IP phone, it will send information to the server, and the server
will enable the anonymous call function for your IP phone automatically.
Anonymous Off Code Set the Anonymous Off Code, When you choose to disable the anonymous call
function on your IP phone, it will send information to the server, and the server
will disable the anonymous call function for your IP phone automatically.
Keep Alive Type Specify the keep alive type, if the type is option, the
phone will send option sip message to server every NAT Keep Alive Period(s), then
the server responses with 200 to keep alive. If the type is UDP, the phone will send
UDP message to server to keep alive every NAT Keep Alive Period(s).
Keep Alive Interval Set examining interval of the server, default is 60 seconds.
User Agent Set the user agent if have, the default is VoIP Phone 1.0.
DTMF Type
Select DTMF sending mode, there are three modes:

DTMF_RELAY

DTMF_RFC2833

DTMF_SIP_INFO
Different VoIP Service providers may provide different modes.
DTMF SIP INFO Mode There are two options: send 10/11 and send * / #
Local Port Set sip port of each line.
Ring Type Set ring type of each line.
Enable Via Rport Enable/Disable system to support RFC3581. Via rport is special way to realize SIP
NAT.
Enable PRACK Enable or disable SIP PRACK function, suggest use the default config.
Enable Long Contact Set more parameters in contact field; connection with SEM server.
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 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;
Anonymous call Edition Set Anonymous call out safely; Support RFC3323and RFC3325;