Chapter
5
–
Callback
Security
Number
Entry
Callback
Mobile
callers
should
use
this
procedure
when
calling
from
a
phone
number
different
from
that
stored
with
the
password.
The
password
that
is
used
must
be
set
up
for
optional
number
‐
entry
callback.
1.
Using
a
data
communications
program
such
as
HyperTerminal,
dial
the
number
of
the
callback
modem.
2.
When
the
connection
is
established,
the
callback
modem
responds
with
the
following
message:
Password
>
3.
Type
a
number
‐
entry
password,
press
the
plus
key
(
+
),
type
ATDT
and
the
number
to
call
back
to,
and
press
E
NTER
.
You
have
three
attempts
or
one
minute
to
enter
a
valid
password.
Note:
When
you
type
your
phone
number,
be
sure
to
include
the
long
distance
and
area
codes
if
they
are
needed.
4.
If
the
password
is
valid,
the
following
message
appears,
and
the
modems
disconnect:
OK
Disconnecting
5.
After
the
delay
specified
by
the
#CBD
n
command,
the
callback
modem
calls
the
number
that
you
entered
after
the
+
character.
If
the
callback
modem
is
unable
to
establish
a
connection,
it
tries
again,
up
to
the
number
of
attempts
specified
by
the
#CBA
n
command.
6.
After
the
modems
reconnect,
the
following
message
reappears:
Password
>
7.
Type
the
same
password
that
you
used
to
initiate
the
call.
You
are
allowed
three
attempts
to
enter
the
password,
after
which
you
will
be
disconnected.
8.
If
the
password
is
valid,
the
following
message
appears
and
the
modems
establish
a
working
connection:
OK
Connecting
Extension
Entry
Callback
Use
this
procedure
when
calling
from
an
extension
at
the
callback
number.
The
password
that
you
use
must
be
set
up
for
an
optional
extension
‐
entry
callback.
1.
Using
a
data
communications
program
such
as
HyperTerminal,
dial
the
number
of
the
callback
modem.
2.
When
the
connection
is
established,
the
callback
modem
responds
with
the
following
message:
Password>
3.
Type
an
extension
‐
entry
password,
press
the
plus
key
(
+
),
type
the
extension
to
call
back
to,
and
press
E
NTER
.
You
have
three
attempts
or
one
minute
to
enter
a
valid
password.
4.
If
the
password
is
valid,
the
following
message
appears,
and
the
modems
disconnect:
OK
Disconnecting
5.
After
the
delay
specified
by
the
#CBD
n
command,
the
callback
modem
calls
the
extension
that
you
entered
after
the
+
character.
If
the
callback
modem
is
unable
to
establish
a
connection,
it
tries
again,
up
to
the
number
of
attempts
specified
by
the
#CBA
n
command.
6.
After
the
modems
reconnect,
the
following
message
reappears:
Password>
7.
Type
the
same
password
you
used
to
initiate
the
call.
You
are
allowed
three
attempts
to
enter
the
password.
After
that,
you
will
be
disconnected.
Multi
‐
Tech
Systems,
Inc.
MT9234ZBA
‐
Series
User
Guide
21
