Hello Bill!

Sunday July 21 1996 07:51, Bill Grimsley wrote to Keith Fowler:

 KF>> hello All, I have just bought a Dynalink V.34+ US Robotics
 KF>> compatable modem, and was wondering if any body could give me a
 KF>> good init string to go with it??

 BG> AT&F1&K0&W once, then ATZ thereafter.  Unfortunately,
you'll have to
 BG> disable its buggy BTLZ data compression code with &K0, otherwise
 BG> during transfers, the modem will hang for periods of up to 20-30
 BG> seconds at a time.  Alternatively, you can selectively enable MNP-4
 BG> error correction and MNP-5 data compression, by initialising your
 BG> modem with AT&F1&K1S27=32 instead.

But Bill S27=32 disables V32bis on the dynalinks 33.6k ?????
Perhaps Iam missing the point or has the command set changed in the latest dynalinks.

HELP, S Register Functions (CTRL-S to Stop, CTRL-C to Cancel)

S0  Ring to Answer ON                  S24 Reserved
S1  Counts # of Rings                  S25 DTR Recognition Time (1/100sec)
S2  Escape Code Char                   S26 Reserved
S3  Carriage Return Char               S27 Bit Mapped
S4  Line Feed Char                           1 = V21 Mode
S5  Backspace Char                           2 = Disable TCM
S6  Wait Time/Dial Tone (sec)                4 = Disable V32
S7  Wait Time/Carrier (sec)                  8 = Disable 2100hz
S8  Comma Time (sec)                        16 = Enable V23 Fallback
S9  Carrier Detect Time (1/10sec)           32 = Disable V32bis
S10 Carrier Loss Time (1/10sec)             64 = Reserved
S11 Dial Tone Spacing (msec)               128 = Software Compatibility Mode
S12 Escape Code Time (1/50sec)         S28 V32 Handshake Time (1/10sec)
S13 Bit Mapped                         S29 V.21 answer mode fallback timer
      1 = Reset ON DTR Loss            S30 Reserved
      2 = Reduced Non-ARQ TX Buffer    S31 Reserved
      4 = Set DEL=Backspace            S32 Connection bit mapped operations.
      8 = Do DS0 ON DTR                      1 = V.8 Call Indicate enable
     16 = Do DS0 ON Reset                    2 = Enable V.8 mode
     32 = Reserved                           4 = Disable V.FC modulation
     64 = Disable Quick Retrains             8 = Disable V.34 modulation
    128 = Escape Code Hang Up               16 = Disable V.34+ modulation
S14 Reserved                                32 = Reserved
S15 Bit Mapped                              64 = Reserved
      1 = MNP/V.42 Disabled in V.22        128 = Reserved
      2 = MNP/V.42 Disabled in V.22bis S33 V.34 & V.34+ Connection setup
      4 = MNP/V.42 Disabled in V.32        bit mapped control flags.
      8 = Disable MNP Handshake              1 = Disable 2400 Symbol rate
     16 = Disable MNP Level 4                2 = Disable 2743 Symbol rate
     32 = Disable MNP Level 3                4 = Disable 2800 Symbol rate
     64 = Unusual MNP-Incompatibility        8 = Disable 3000 Symbol rate
    128 = Disable V.42                      16 = Disable 3200 Symbol rate
    136 = Disable V.42 Detect Phase         32 = Disable 3429 Symbol rate
S16 Test Modes                              64 = Reserved
      1 = Reserved                         128 = Disable Shaping
      2 = Dial Test                    S34 V.34 & V.34+ Connection setup
      4 = Reserved                         bit mapped control flags.
      8 = Reserved                           1 = Disable 8S-2D trellis encoding
     16 = Reserved                           2 = Disable 16S-4D trellis encoding
     32 = Reserved                           4 = Disable 32S-2D trellis encoding
     64 = Reserved                           8 = Disable 64S-4D trellis encoding
    128 = Reserved                          16 = Disable Non linear coding
S17 Reserved                                32 = Disable TX level deviation
S18 &Tn Test Timeout (sec)                  64 = Disable Pre-emphasis
S19 Inactivity Timeout (min)               128 = Disable Pre-coding
S20 Reserved                           S35 Reserved
S21 Break Length (1/100sec)            S36 Reserved
S22 Xon Char                           S37 Reserved
S23 Xoff Char                          S38 Disconnect Wait Time (sec)

=== Cut ===

Cheers
Peter

---