1.
The
records
forSmart
DID
functionality
in
the
system
database
will
be
erased
every
day
at
midnight.
Thismeansthis
is
a
dynamic
effective
feature
and
is
only
designed
to
handle
callbacks
made
within
the
same
day
as
the
original
call.
2.
In
the
“
Pattern
”field,
patterns
can
be
used
in
the
same
way
as
the
patterns
used
to
manipulate
dialed
number
in
the
dial
rules.
Please
refer
to
chapter3.2.1
.
4.16CallBack
Callback
is
to
allow
a
company
employee
who
needs
to
make
a
call
from
their
personal
phone
to
call
the
IPPBX,
the
IPPBX
calls
them
back
and
the
cost
of
any
future
outbound
calls
are
at
the
companies
expense.
Navigate
to
web
menu
Advanced
‐
>Call
Back
.
z
Enable
:
Check
the
checkbox
to
enable
call
back
feature.
z
Strip
:The
received
caller
ID
might
have
some
additional
digits
in
front
of
it
and
it
will
not
be
possible
for
you
to
call
back
directly,
you
can
specify
here
to
remove
some
digits
before
calling
back.
z
Prepend
:After
the
number
has
been
manipulated
by
the
“
Strip
”
option,
you
can
use
this
option
to
add
some
extra
digits
in
front
before
calling
back.
z
DialPlan
:Choose
an
appropriate
dial
plan
to
make
sure
the
IPPBX
system
has
the
permissions
for
outbound
calling.
Click
“
New
Callback
Number
”
to
add
a
call
back
number.
z
Callback
Number
:
The
number
which
will
be
used
to
call
into
the
IPPBX
system
and
will
be
handled
by
the
Callback
feature.
z
Destination
:
An
extension
or
another
call
destination
which
will
be
used
to
call
the
callback
number.
In
the
above
example,
if
the
caller
13880424687
called
the
IPPBX
system,
IPPBX
will
disconnect
this
call
and
make
a
call
back
to
this
number
using
extension
410.
