PLANET VIP-2020PT - Manual (Page 66)

Enterprise HD PoE IP Phone
VIP-2020PT
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 User select. For example, if the
server is CISCO5300, User 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.
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).
Enable BLF List
Enable BLF List by selecting it, BLF list is a function which can
monitor the group status, it is not one to one monitoring, but
the information feedback from the server to decide which BLF
list will monitor.
BLF List Number Specify the BLF List Number.