In article <[log in to unmask]>
, DJRambo <[log in to unmask]> writes:
>       Where can I find a list of the advanced AT commands (AT&
> commands)? My modem's defauat configeration has several which I have no
> clue as to what they mean.
 
  If you have a USRobotics, typing AT&$ will give you a help screen.
Otherwise, the manual should have a list.
 
  Here's the screen my from my Courier, most commands should be the same.
 
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AT&$
HELP, Ampersand Commands (CTRL-S to Stop, CTRL-C to Cancel)
 
&An   n=0  Disable /ARQ Result Codes   &Pn   n=0  N.American Pulse Dial
      n=1  Enable /ARQ Result Codes          n=1  UK Pulse Dial
      n=2  Enable /Modulation Codes    &Rn   n=0  CTS Follows RTS
      n=3  Enable /Extra Result Codes        n=1  Ignore RTS
&Bn   n=0  Floating DTE Speed                n=2  RX to DTE/RTS high
      n=1  Fixed DTE Speed             &Sn   n=0  DSR Always On
      n=2  DTE Speed Fixed When ARQ          n=1  Modem Controls DSR
&Cn   n=0  CD Always On                      n=2  Pulse DSR, CTS=CD
      n=1  Modem Controls CD                 n=3  Pulse DSR
&Dn   n=0  Ignore DTR                        n=4  DSR = DCD
      n=1  On-Line Command Mode              n=5  Modem Controls DSR, CTS=CD
      n=2  DTE Controls DTR            &Tn   n=0  End Test
&Fn   n=0  Load Factory Configuration        n=1  Analog Loopback (ALB)
      n=1  Hardware Flow Control Cnfg.       n=3  Digital Loopback (DLB)
      n=2  Software Flow Control Cnfg.       n=4  Grant Remote DLB
      n=3  HST/Cellular w/ HW FC Cnfg.       n=5  Deny Remote DLB
&Gn   n=0  No Guard Tone                     n=6  Remote Digital Loopback
      n=1  550 Hz Guard Tone                 n=7  Remote DLB With Self Test
      n=2  1800 Hz Guard Tone                n=8  ALB With Self Test
&Hn   n=0  Disable TX Flow Control     &W    Store Configuration
      n=1  CTS                         &Xn   n=0  DCE Synchronous Clock
      n=2  Xon/Xoff                          n=1  DTE Synchronous Clock
      n=3  CTS and Xon/Xoff                  n=2  RX Clock is Source
&In   n=0  Disable RX Flow Control     &Yn   n=0  Destructive
      n=1  Xon/Xoff                          n=1  Destructive/Expedited
      n=2  Xon/Xoff Chars Filtered           n=2  Nondest./Expedited
      n=3  HP Enq/Ack Host Mode              n=3  Nondest./Unexpedited
      n=4  HP Enq/Ack Terminal Mode    &Zn=s Store Phone Number
      n=5  Xon/Xoff for non-ARQ Mode   &Zn=L Store Last Phone Number
&Kn   n=0  Disable Data Compression    &Zn?  Query Phone Number
      n=1  Auto Data Compression
      n=2  Enable Data Compression
      n=3  Selective Data Compression
&Ln   n=0  Disable Leased Line
      n=1  Enable Leased Line
      n=2  Enable Cellular
&Mn   n=0  Normal Mode
      n=1  Synchronous Mode
      n=4  ARQ/Normal Mode
      n=5  ARQ Mode
      n=6  V.25bis
      n=7  V.25bis HDLC
&Nn   n=0  Highest Link Speed
      n=1  300 bps
      n=2  1200 bps
      n=3  2400 bps
      n=4  4800 bps
      n=5  7200 bps
      n=6  9600 bps
      n=7  12000 bps
      n=8  14400 bps
      n=9  16800 bps
      n=10 19200 bps
      n=11 21600 bps
      n=12 24000 bps
      n=13 26400 bps
      n=14 28800 bps
      n=15 31200 bps
      n=16 33600 bps
 
OK
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  Hope that helps...
 
--
Brian J. Bernstein
[log in to unmask]
http://nextsrv.cas.muohio.edu/~bernstbj/