Microsoft KB Archive/175250

= Microsoft Knowledge Base =

Extra Modem Settings U-Z for Connecting to MSN
Last reviewed: October 20, 1997

Article ID: Q175250

The information in this article applies to:


 * The Microsoft Network, versions 1.0, 1.05, 1.2, 1.3, 2.0, 2.5

SUMMARY
You may be unable to connect, or have difficulty remaining connected to MSN, The Microsoft Network. Some modems may require extra settings or specific configurations to connect to MSN.

The following table lists extra modem settings and configurations that may help specific modems connect to MSN.

NOTE: Rockwell settings may work for any modem that uses the Rockwell chipset, including Boca, Zoltrix, and Zoom 14.4 modems.

MORE INFORMATION
Manufacturer/Model     Extra Settings    Status       Configuration U.S. Robotics 28.8     &N13              UNCONFIRMED  USR 28.8 modems with a firmware revision prior to                                                      4/18/95 have known problems. Obtain a                                                      firmware revision dated 4/18/95 or later from the manufacturer. Once updated, the modem speed is                                                      limited to 26,400 bps; this allows for slower MSN connection speeds.

U.S. Robotics          None              CONFIRMED    Error Control off. Sportster 14.4si

U.S. Robotics          AT&F1&K3&N13&D0   CONFIRMED    Error Control Sportster 28.8 Vi                                     off. Install as a Internal                                              USR Sportster 28.8 internal.

U.S. Robotics          AT&F1&K3&N13      CONFIRMED    None, or (ATI3=                                                       Sportster V6.0); Check for BIOS date on V6.0 (Check                                                      ATI7 response). Supervisor date should be 4/18/95 or later, if not, contact the manufacturer for BIOS update; the old BIOS cannot handle the 32-bit drivers. Error Control off.

U.S. Robotics          AT&F1             CONFIRMED    If the UART is an Sportster WinModem                                     8250, remove FIFO 28.8 Fax RS                                           buffers (requires                                                       a 16550 compatible                                                       UART).

U.S. Robotics 14.4     AT&F              CONFIRMED    Error Control off. PCMCIA

U.S. Robotics 28.8     S56=144 S27=48    CONFIRMED    Error Control off. PCMCIA

U.S. Robotics 33.6     AT&Ns58=1s11=50   CONFIRMED    Install a Standard Courier V Everything,                                 28.8 driver on the Upgradeable to 56K                                    same port and set as the default if                                                      the manufacturer's                                                       drivers are not available.

US Robotics            AT&F1s11=50       CONFIRMED    Error Control off; Sportster 14.4                                        maximum speed to                                                       57600. You may have to install as a                                                      Standard 28.8.

US Robotics            AT&F1             UNCONFIRMED  Verify the UART is Sportster WinModem                                     a 16550; if it is an 28.8 Fax RS                                            8250, clear the Use FIFO Buffers check box in the Advanced Port Settings dialog box in the modem's                                                      property sheet. (A driver update                                                      is available for                                                       this modem; refer                                                       the customer to                                                       the manufacturer                                                       if they have not                                                       yet contacted them                                                       about this issue.)

US Robotics            S54=192 S56=0     UNCONFIRMED  None. Sportster 33.6         S37=11

US Robotics            AT&F1S27=32S33=32 UNCONFIRMED  Error control off. Sportster 33.6                                        (Need to have the                                                       USR Sportster 33.6                                                       driver installed;                                                       if so, add S32=16                                                       to Extra Settings.)

US Robotics 33.6       Unknown           UNCONFIRMED  Error Control off. Need to install the USR 1433VHD driver. (Refer customer to                                                      the manufacturer                                                       for installation                                                       of this driver.) All Sportster 33.6 modems with a TI                                                      chipset revision date of January 11th until May of                                                      1996 are defective.

WiseCom VoiceView 28.8 AT&F              UNCONFIRMED  (ATI3=copyright 1996                                                       SSC V2.2 BO2-01/0) Maximum speed to                                                      38400. In Dial-Up Networking use IP                                                      Header Compression off.

Xircom 28.8 PCMCIA     Unknown           UNCONFIRMED  Error Control off.

XPM 33.6I              AT&F1 S32=16      UNCONFIRMED  None.

Zoltrix 28.8           &K3               UNCONFIRMED  Install as a                                                       Standard 28.8 internal.

Zoltrix 14.4           &K3+H3S95=1       CONFIRMED    Error Control off.

Zoom ComStar 28.8      None              CONFIRMED    Install as a Hayes Optima 28.8 V.34 + Data/Fax/Voice To add an extra setting or to change the Use Error Control or Compress Data options, use the following steps:


 * 1) Click Start, point to Settings, and then click Control Panel.
 * 2) Double-click Modems.
 * 3) Click the modem you are using, and then click Properties.
 * 4) On the Connection tab, click Advanced.
 * 5) In the Extra Settings box, type the appropriate extra settings.
 * 6) Enable or disable the Use Error Control and Compress Data options as appropriate.
 * 7) Click OK or Close until you return to Control Panel.

Keywords         : msnconnect Version          : WINDOWS:1.0,1.05,1.2,1.3,2.0,2.5 Platform         : WINDOWS Issue type       : kbref