2
Modem/DSU Commands
2-41
6800-A2-GB31-20
January 1997
Some of these options are dial control characters which insert pauses and other special characters
within the telephone number. The following list describes these options:
* or #
Special characters in PBX dialing.
(), space, or -
Improve readability (ignored by the modem).
P, p, or
∧
\
Change the current dialing method to pulse dialing service.
t, T, or %
Change the current dialing method to touch-tone dialing service.
+
Wait up to 30 seconds for secondary dial tone (AT&T protocol).
w or W
Wait up to 30 seconds for secondary dial tone (Hayes protocol).
,
2-second pause.
/
Pause character.
\v
Delimiter separating telephone number and callback directory pointer
for use with call-back security.
;
Reserved for future use.
k
Placed at the end of a dial string. Temporarily changes half-duplex
emulation option.
j
Placed at the end of a dial string. Temporarily changes sync/async
option.
–
Reserved for future use.
For example, you can enter 9+12015551212t. The plus symbol (+) represents a 30-second pause to
wait for a secondary dial tone. The t indicates that touch-tone dialing service is being used.
For 3800 Series devices, enter a telephone number using the following characters:
0–9
Number
*
DTMF number *
#
DTMF number #
A
DTMF number a
B
DTMF number b
C
DTMF number c
D
DTMN number d
T
Tone dialing
P
Pulse dialing
W or +
Wait for dial tone
R
Reverse dial
@
Quiet answer
!
Hook flash
,
Pause
Disconnect immediately (for use in calling pagers)
;
Return to command mode after dialing
space or -
Separator for readability
0
Separator for readability