If your modem keeps disconnecting, you may need to set your modem to use an optimized initialization string.
Setting the Initialization String in Windows 95/98
Modem Initialization Strings
----------------------------------------------UPDATED on May 21, 1999
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DataPort 14.4/Fax Internal/External - AT&FX6&C1&D2\N7\Q3%C1S7=60
DataPort Express 14.4 Internal/External - AT&F&C1&D2\J0\N7\Q3%C1S7=60
DataPort 28.8/Fax Internal/External - AT&FX6&C1&D2\N7\Q3%C1S7=60
KeepInTouch PCMCIA Card - AT&FX6&C1&D2\N7\Q3%C1S7=60
KeepInTouch Express PCMCIA Card - AT&FX6&C1&D2\N7\Q3%C1S7=60
Best Data
Smart One 1442FQ Internal - AT&FW2&C1&D2&Q6&K3S7=60S36=7S46=2S48=7
Smart One 2834 Series - AT&F&C1&D2S11=60L3
Boca
Complete Communicator Gold Internal - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=4714.4Kbps V.32bis (V.42bis) - AT&FW2&C1&D3&K3&Q5%C1\N3S7=60S36=7S46=138S95=47
V.Fast Class BocaModem - AT&F&C1&D2&K3&Q5\N3%C3S7=60S95=47
V.34 BocaModem Internal/External - AT&FW2&C1&D2&K3&Q5\N3%C3S7=60S95=47
Cardinal
14400 bps (V.42bis) - AT&F&C1&D3&K3&Q5\N3%C1%M3S7=60S46=138S48=7S95=47
MVP144DSP-C - AT&FW1&C1&D3&K3&Q5\N5%C1S7=60 or AT&F&C1&D2
MVP288 Series (except PCMCIA) - AT&FW2&C1&D2&K3&Q5\N3%C3S7=60 or AT&F&C1&D2
Compaq
Presario Internal - AT&FW1&C1&D3\N3\Q3S7=60
SpeedPaq 144 - AT&F&C1&D3&K3&Q5\J0\N3%C1S7=60S36=7S46=2S48=7S95=47
SpeedPaq 144/P - AT&FW2&C1&D3&K3&Q5\N3%C1S7=60S36=7S46=2S48=7S95=47
Connection 14.4+Fax - AT&F&C1&D3&K3\N5%C1S48=7S7=60
Eagle 9600/Scout Plus Init String for Macintosh: AT&F&D0
Freedom
Freedom Series V.32bis Data/Fax Modem - AT&F&C1&D3&K3&Q6\J0\N7\Q3\V2%C1S7=60
TelePath - AT&FW2&C1&D3&K3&Q5\N3%C1S7=60S36=7S46
TelePath 550 - AT&FX4&A3&B1&C1&D2&H1&K1&M4S7=60
TelePath II Fax/Modem - AT&FX4&A3&B1&C1&D2&H1&K1&M4&N0S7=60
TelePath PCMCIA Fax/Modem - AT&FX4&C1&D3&K3&Q5\N3%C3S7=60
Global Village
PowerPort Silver/Gold - AT&F\J0\Q3\N7%C1\V2W1
PowerPort Mercury 100 Series - AT&F1
PowerPort Mercury 200/500 Series - AT&F
TelePort Gold II/Mercury - AT&F1&K3
Platinum - AT&F1W1S95=44
GVC
GVC SM-144V (V.42bis) - AT&F&C1&D3%C1\J0\N6\Q2\V1S7=60GVC FM-288 - AT&F&C1&D3%C1\J0\N6\Q3\V1S7=60
Hayes OPTIMA 144 + FAX144 - AT&FW2&C1&D2&K3&Q5S7=60S46=138S48=7S95=47
Hayes OPTIMA 144B + FAX144 - AT&FW2&C1&D2&K3&Q5S7=60S46=138S48=7S95=47
Hayes OPTIMA 144 + FAX144 PCMCIA - AT&FW2&C1&D2&K3&Q5S7=60S46=138S48=7S95=47
Hayes OPTIMA 144 + FAX144 Pocket Edition - AT&FW2&C1&D2&K3&Q9S7=60S46=138S48=7S95=47
Hayes OPTIMA 288 V.34/V.FC + FAX - AT&FW2&C1&D2&K3&Q9S7=60S46=138S48=7S95=47
Hayes OPTIMA 288B V.34/V.FC + FAX - AT&FW2&C1&D2&K3&Q9S7=60S46=138S48=7S95=47
Hayes V-series ULTRA Smartmodem 14400 - AT&FW2&C1&D2&K3&Q5S7=60S38=10S46=2S48=7S95=63
For Mac: AT&Q5S36=7&C1&D0&K3
Hayes ACCURA 144 EC - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47
Hayes ACCURA 144 + FAX144 - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47
Hayes ACCURA 144B + FAX144 - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47
Hayes ACCURA 288 V.34/V.FC + FAX - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47
Hayes ACCURA 288B V.34/V.FC + FAX - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47
IBM
Easy Options 14.4 Kbps - AT&FW2&C1&D3&K3&Q5%C3\N3S7=60S95=47
IBM 7851 14.4Kbps External Data/Fax - AT&FW2&C1&D3&K3&Q5%C3\N3S7=60S36=7S46=138S95=47
IBM Data/Fax Modem PCMCIA - AT&F&C1&D3&K3&Q5%C3\N3S7=60S38=7S46=138S48=7S95=47
ThinkPad 701C/701CS Internal - AT&FW2&C1&D3&K3&Q6%C1S7=60
WaveRunner (ISDN) HDLC Async to Sync Driver - AT&FV1X4Y0&D3%C1
WaveRunner (ISDN) V.120/Modem Drivers - AT&FV1X4Y0&D3%C1
Infotel
Infotel 144I (V.42bis) - AT&F&C1&D3&K3&Q5\N3%C1S7=60S36=7S46=138S48=7S95=47Infotel 1414QVE (V.32bis) - AT&F&D3&K3&Q5\J0\N3%C3S7=60S36=7
Intel
Intel 14400 EX - AT&F&C1&D3\J0\N3\Q2\V2%C1"H3S7=60SatisFAXtion Modem/400 and 400e - AT&F&C1&D3\J0\N3\Q1\V2%C1"H3S7=60
PCMCIA Faxmodem 14.4/14.4 (Release 2) - AT&FW2&C1&D3\N3\Q3%C3S7=60S95=47
PCMCIA Faxmodem 14.4/14.4 (Release 3) - AT&FW2&C1&D2&K3\N3%C3S7=60S95=47
InterLink Electronics
Interlink Fastbit 14.4 - AT&F$F3F0=0F7=60Interlink Fastbit II - AT&F&C1&D2$F3S7=60
Interlink Faxmodem 3i - AT&F&D2&C1\Q3%C0S7=60
Interlink Hotlink 28.8 - AT&FE1V1X4&C1&D2S7=90%C0\N3
Interlink Hotlink 5i (internal) - AT&F&K3&D0&C1&W1S95=45
Interlink IQ6 - AT&F$F3&D2&C1$C0S7=60
Interlink Voidax - AT&F&D2&C1&K3%C0
Magnum
Magnum 144 Internal/External Fax Modem - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47Magnum 288 Internal/External Fax Modem - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47
Megahertz
Megahertz P2144 Fax/Modem - AT&F&C1&D3%C1\J0\N7\Q2\V2S7=60Megahertz T3144 Internal - AT&F&C1&D3%C1\J0\N3\Q2\V2S7=60
Megahertz CC3144 PCMCIA Card - AT&F&C1&D3&K3&Q5%C3\N3S7=60S38=7S46=138S48=7S95=47
Megahertz XJ1144 PCMCIA Card - AT&FW2&C1&D2&K3&Q5%C3\N3S7=60S95=47
Megahertz XJ2288 PCMCIA Card - AT&FW2&C1&D2&K3\J0\N3\Q3\V1%C1H3S7=60
Microcom
Microcom QX/4232bis - AT&F&C1&D3\J0%C3\N3\Q2-K0\V2W2S7=60MicroPorte 4232bis - AT&F&C1&D3%C3%G0\J0-M0\N6\Q2\V2S7=60
DeskPorte V.32bis and DeskPorte FAST - AT&F&C1&D3%C3%G0\J0-M0\N6\Q2\V2S7=60
DeskPorte FAST (57600 BPS) - AT&F$B57600&C1&D3%C3%G0\J0-M0\N6\Q2\V2S7=60
DeskPorte FAST (115200 BPS) - AT&F$B115200&C1&D3%C3%G0\J0-M0\N6\Q2\V2S7=60
DeskPorte FAST ES 28.8 - AT&FW2&C1&D3&K3&Q5%C3\N3S7=60S95=47
TravelCard FAST and TravelPorte FAST 28.8 - AT&F&C1&D3%C3%G0\J0-M0\N6\Q2\V2S7=60
Motorola
Motorola BitSURFR Pro - AT&F&C1&D2\Q3%A2=95@B0=2Motorola/Codex 3220 Plus - AT&F&C1&D3*DC1*EC0*MF0*SM3*XC2S7=60
Motorola/Codex 326X Series - AT&F&C1&D3*FL3*MF0*SM3*TT2*XC2S7=60
Lifestyle 14.4 PCMCIA - AT&F&C1&D2\Q3\N7%C1H3S7=60
Lifestyle 28.8 and PowerClass 28.8 - AT&F&C1&D2\Q3
Motorola V.34R - AT&F&C1&D3*CM1*DC1*EC0*FL3*SC1*SM3S7=60
Multitech
MultiModem II MT1432 - AT&FX4&C1&D3#A0$BA0&E1&E4&E15#L0S7=60MultiModem II MT2834BA - AT&F&C1&D3#A0$BA0E1&E1&E15#L0V1X4S7=60
NEC
UltraLite 14.4 Data/Fax - AT&F&C1&D3&K3&Q4\J0\N7\Q2W2%C1S7=60
NetComm
Roadster 14.4 Modems - AT&F&D2&K3X3-K0&WTrumpet Winsock Users - &FS0=0S7=60K0X3&C1&D2
Roadster 28.8 Modems - AT&F&D2&K3%E2-K0&W
Trumpet Winsock Users - &FS0=0S7=60-K0X3&C1&D2%E2
SmartModem M11F 28.8 - AT&FQ0V1X5&C1&D2&E2&K3&R0\J0\N3%C3%T0S7=60
Trumpet Winsock Users: - &F&K3S0=0S7=60#C0#K0X3&C1&D2
Other SmartModems - AT&F&D2&K3&W
Trumpet Winsock Users - &F&K3S0=0S7=60#C0#K0X3&C1&D2
NewCom 14,400efx Data/Fax - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47
NewCom 28.8 Data/Fax - AT&F0Q0W2&C1&K3&R0\N0\G0%C3
New Media
PCMCIA 14.4/14.4 Data/Fax - AT&F&C1&D3\J0\N3\Q3%C1S7=60
Noteworthy
PCMCIA T144NW Type II 14400bps Data/Fax - AT&F&C1&D3&K3&Q6\J0\N3W2%C3S7=60S95=47PCMCIA T144NWX 5mm Type II 14400bps Data/Fax - AT&FW2&C1&D3&Q5\N3\Q3\V2%C3S7=60S36=7S46=138S48=7
Ositech
Ositech LapTALK Plus 14.4K - AT&FW2&C1&D3&K3&Q5\N3%C3S7=60S95=47
Pace
Ultralink 32+ - AT&FQ0V1X4S0=0S2=255&C1&D2&Y0MicroLin fx 32+ - AT&F&C1&D3&K3\J0\N3%C3S7=60S36=7S95=47
Piiceon
Piiceon Dispatcher (V.42bis)AT&F&C1&D3&K3&Q5%C3\J0\N3S7=60S36=7S48=7S95=47
Practical Peripherals
PractiCard 144 - AT&F&C1&D3&K3&Q5S7=60S36=7S46=2S48=7S9PM14400FXSA -- PM144HC II -- PM144MT II - AT&FW2&C1&D3&K3&Q5S7=60S36=7S46=2S48=7S95=47
PM288HC II V.34 -- PM288MT II V.34 -- PM288PKT V.FC - AT&FW2&C1&D3&K3&Q5S7=60S36=7S46=2S48=7S95=47
PC288SA V.FC -- PC288MT V.FC -- PC288LCD V.FC - AT&FW2&C1&D3&K3&Q5S7=60S36=7S46=2S48=7S95=47
ProClass 28800 V.FC - AT&F&C1&D3E1Q0X4&K3S7=60
PreMax
PreMax 14.4 PCMCIA Fax - AT&F&C1&D2\J0\N3\Q3%C1"H3S7=60
Prometheus
Prometheus ProModem 144e -AT&FW2&C1&D2&K3&Q5\N6\Q3\V1%C1S7=60
For Mac: AT&FW1L3&C1S7=90
Prometheus ProModem 144i - ATE0L0Q0V1X4&C1&D3\N6S7=60
Prometheus ProModem Ultima - AT&F&C1&D3*E9*F3*S1S7=60
Racal-Datacom
Racal-Datacom ALM 3223 - AT&F&C1&D3\M0\N3\P2\Q1\V1S7=60Racal-Datacom ALM 3226 - AT&F&C1&D3\N3W1S7=60S24=0S95=1
Racal-Datacom ALM 3239 - AT&F&C1&D3\M0\N3\P2\Q1\V1S7=60
Racal-Datacom ALM 3268 - AT&F&C1&D3\M0\N3\P2\Q1\V1S7=60
Racal-Datacom RMD 3264 - AT&F&C1&D3\M0\N3\P2\Q1\V1S7=60
Racal-Datacom Excalibur Dual Modec - AT&F&C1&D3\M0\N3\P2\Q1\V1S7=60
Rockwell Chip Based Modems
Rockwell 14400 bps - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47
Rockwell 14400 bps PCMCIA - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47
Rockwell 14400 bps RPI - AT&FW2&C1&D2&Q6&K3S7=60
Rockwell 28800 bps V.34/V.FC - AT&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47
S.A.T.
S.A.T. 3202S V110 38400 (ISDN) -
AT&FC2E1Q0V1X1&R0&C1S0=2 Init
S.A.T. 3202S V14e 57600 (ISDN) -
AT&FC2E1Q0V1X1&R0&C1S0=2 Init
Signature Series
Signature Series SS1414P PCMCIA - AT&F&C1&D2\J0\N3\Q3%C1"H3S7=60Signature Series SS1414i Internal Card - AT&FW2&C1&D2&Q6&K3S7=60
SIIG
SI-1414Ai Internal Fax/Modem - AT&FW2&C1&D2&Q6&K3S7=60SI-1414RI Internal Fax/Modem - AT&F&K3\J0\N5\Q3%C1S7=60S36=7S46=138
DASH 14.4i Internal Fax/Modem - AT&FW2&C1&D2&Q6&K3S7=60
DASH 28.8i-V.34 Internal Fax/Modem - T&FW2&C1&D2&K3&Q5S7=60S36=7S46=138S48=7S95=47
Supra Express 144 Plus and 144i Plus - AT&F2W2&C1&D2&K3&Q5\N3%C3S7=60S95=47
Supra FAXModem 144 LC and V.32bis Modems - AT&FN1W2&C1&D1&K3&Q5\N3%C1S7=60S36=7S4
Supra FAXModem 288 and 288i Modems - AT&FW2&C1&D2&K3&Q5\N3%C3S7=60S95=47
TDK
TDK DF1414 14400 Data/Fax Modem Card - AT&FW2&C1&D2&K3\J0\N3%C1%H3S7=60S95=47
Telebit
Telebit T1600 - AT&FX1&C1&D3&R3S7=60S51=6S58=0S59=15S68=2S180=2S190=1Telebit T2500 - AT~&FX1S7=60S51=5S52=2S66=1S68=2S97=1S98=3S106=1S131=1
Telebit T3000 - AT&FX1&C1&D3S51=6S58=2S59=7S68=2S7=60
Telebit QBlazer/Telebit QBlazer Plus - AT&FX1&C1&D2S7=60S59=7S68=2S180=2S190=1
Texas Instruments
Texas Instruments V.32bis Internal - AT&F&C1&D3%C1\J0\N7\Q2\V2S7=60Universal Data Systems
Universal Data Systems V.3227 - AT&F&C1&D2\J0\M0\N7\Q2%C1S7=60Universal Data Systems V.3229 - AT&F&C1&D3\J0\M0\N7\Q2%C1S7=60
Universal Data Systems FasTalk V.32/42b - AT&F&C1&D3\J0\M0\N7\V1\Q2%C1S7=60
US Robotics
Sportster Fax/Modem 56K X2 - AT&F1&K0&I0S33=32S15=128S27=64Sportster 14400 and 28800 - AT&F1
Courier V.32bis - AT&F1
Courier HST Dual Standard - AT&FB0X4&A3&C1&D2&M4&H1&K1&B1&R2
Courier V.FC/V.34 and HST Dual Standard V.34 Fax - AT&F1
Courier I Modem (ISDN) - AT&F1*V2=5
WorldPort 14400 - AT&FX4&A3&B1&C1&D3&H1&K1&M4S7=60
WorldPort Fax/Data PCMCIA 2.0 - AT&FX4&C1&D3&K3\J0\N3%C3S7=60S95=47
ViVa
ViVa 14.4/Fax - AT&F&C1&D2&K3&Q5\N3%C3S7=60S36=7S46=138S48=7S95=47ViVa 14.4 Internal Data/Fax/Voice - AT&F&C1&D2\Q3\N3\J0%C1"H3S7=60L2
Wang
Wang 14/14i Data Fax - AT&F&C1&D3&K3&Q5\N3%C1S7=60S36=7S46=138S48=7S95=37
ZAT
ZAT Modem 14.4/14.4-7 - AT&F&C1+C1&D3\N3\Q3+Q3%C1+PC1S7=60 or AT&F&C1&D3
Zoom
Zoom 2400/V.42bis - AT&F&C1&D3S7=30S36=7Zoom 14.4 VFX (ARA 1.0) - AT&FS7=90E0&K3&D0&Q6W2L1S37=15
Zoom V.32 Turbo (V.42bis) -
AT&FW1&C1&D3&K3&Q5%C1\N3S7=60S36=7S46=138S48=7S95=47
Zoom V.32bis (V.42bis) - AT&FW1&C1&D3&K3&Q9%C1\N3S7=60S36=7S95=47
Zoom FaxModem 14.4 PC - AT&F&C1&D3&K3S7=60S36=7S46=138S48=7S95=47
Zoom FaxModem VFX 24K and VFX V.32bis -
AT&F&C1&D3&K3&Q5%C3\N3S7=60S36=7S46=138S48=7S95=47
Substitute &D2 for &D3 if hangs occur during disconnection.
Zoom VFP 28.8 FaxModem - AT&FW2X4&C1&D3&S1%C3\N3S7=60S36=7S95=1
ZyXEL
ZyXEL U-1496 (V.42bis) - AT&FX6&B1&C1&D2&N0&K4&H3S7=60