User Manual
40
Display of calling number IP image list
Click Add, the following figure will be shown at the lower part of the page.
It is to add outgoing call number, there are two kinds of outgoing call number setup
：
One is exactitude matching
，
after this configuration has been done, when the number
is totally the same with the user's calling number, the phone will make the call with
this number's IP address image or configuration; Another is prefix matching
（
be
equivalent to PSTN's district number prefix function
）
，
if the previous N bits of this
number are the same with that of the user's calling number(the prefix number
length)
，
then the phone will use this number's IP address image or configuration to
make the call. When configuring the prefix matching, letter "T" should be added
behind the prefix number to be distinguished from the exactitude matching.
Configure destination address
，
if it is point-to-point call
，
then input the opposite
terminal's IP address, it can also be set as domain name and resolved the specific IP
address by DNS server of the phone. If no configuration has been made, then the IP
will be considered as 0.0.0.0. This is an optional configuration item.
Configure the other party's protocol signal port, this is optional configuration item
：
when nothing is input, the default of sip protocol is 5060
；
lifeline required no
configuration of this item, shown as 0.
Configure alias
，
this is optional configuration item
：
it is the number to be used when
the other party's number has prefix
；
when no configuration has been made, shown as
no alias.
Configure suffix
，
this is optional configuration item
：
it is the additive dial-out
number behind the number; when no configuration has been made, shown as
no suffix
；
