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4.2
Join
call
This
allows
a
third
party
to
join
an
existing
call.
For
example:
If
B
and
C
are
on
a
call,
A
can
join
by
dialing
a
code
plus
the
number
for
B
or
C.
This
assumes
that
B
or
C
also
support
Join
Call.
The
following
chart
shows
how
to
configure
this
in
the
dial
peer
screen.
*2*
is
the
code.
After
saving
the
above
configuration,
A
can
dial
*2*
plus
the
number
for
B
or
C
to
join
B
and
C’s
call.
The
prefix
can
be
set
to
anything
the
user
desires
that
does
not
interfere
with
other
dialing
rules.
4.3
Redial
/
Unredial
If
B
is
on
a
call
when
A
calls,
A
will
get
busy
tone.
If
A
wants
to
connect
to
B
as
soon
as
B
is
available,
he
can
use
the
redial
function.
To
use
this
feature,
A
dials
a
prefix
and
then
B’s
number.
When
the
redial
function
is
activated,
A
will
check
B’s
calling
status
every
60
seconds.
When
B
is
available,
A’s
phone
will
ring.
When
A
goes
off
hook,
the
phone
will
call
B
automatically.
If
A
does
not
want
to
call
B,
the
redial
function
can
be
cancelled
by
dialing
a
prefix
plus
B’s
number.
*3*
is
the
redial
prefix
code.
A
can
dial
*3*
plus
B’s
phone
number
to
activate
the
redial
function.
*4*
is
the
unredial
prefix
code.
A
can
dial
*4*
to
cancel
the
redial
function.
The
user
can
select
any
prefix
as
long
as
it
does
not
interfere
with
dialing
rules.
4.4
Click
to
dial
If
User
A
browses
to
User
B’s
phone
number
or
SIP
address
in
the
contact
page
and
clicks
it,
User
A’s
phone
will
ring.
After
he
goes
off
hook,
the
phone
will
call
User
B.
Note
:
This
feature
requires
that
the
software
on
PC
or
PBX
support
click
to
dial.
4.5
Call
back
This
function
will
redial
the
last
received
call.
4.6
Auto
answer
If
this
feature
is
activated,
the
phone
will
answer
incoming
calls
after
a
programmable
delay.
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