Subject : WinNT 3.51 and RAS and Multi-Tech High Speed Modems - No modifications required for WinNT 4.0 - Here is a the modification you need to make in MODEM.INF file on the WINNT side. Add the following section right after the MultiModem 932: ;------------------------------------------- [MultiTech MultiModem II BA Series] =M1 =M0 =&E4 =&E3 =&E15 =&E14 =&E1 =&E0 =ATDT =ATD CALLBACKTIME=10 DEFAULTOFF= MAXCARRIERBPS=14400 MAXCONNECTBPS=38400 COMMAND_INIT=AT&SF1&S0&W COMMAND_INIT=AT R0 &E6 &E8 &E10 &E13 $E0 $MB14400 $BA0 &W0 COMMAND_INIT=AT E1 &C1 &D2 V1 Q0 X4 &S0 &Q0 S7=55 COMMAND_INIT=AT COMMAND_DIAL= CONNECT=CONNECT CONNECT_EC=CONNECT RELIABLE CONNECT_EC=CONNECT LAPM CONNECT_EC=CONNECT RELIABLE COMPRESSED CONNECT_EC=CONNECT LAPM COMPRESSED COMMAND_LISTEN=ATS0=1 CONNECT=CONNECT CONNECT_EC=CONNECT RELIABLE CONNECT_EC=CONNECT LAPM CONNECT_EC=CONNECT RELIABLE COMPRESSED CONNECT_EC=CONNECT LAPM COMPRESSED ;---------------------------------------- [MultiTech MultiModem ZDX Series] =M1 =M0 =&E4 =&E3 =&E15 =&E14 =&E1 =&E0 =ATDT =ATD CALLBACKTIME=10 DEFAULTOFF= MAXCARRIERBPS=19200 MAXCONNECTBPS=57600 COMMAND_INIT=AT&F&E13V1Q0X4 COMMAND_INIT=AT COMMAND_DIAL= CONNECT=CONNECT CONNECT_EC=CONNECT RELIABLE CONNECT_EC=CONNECT LAPM CONNECT_EC=CONNECT RELIABLE COMPRESSED CONNECT_EC=CONNECT LAPM COMPRESSED COMMAND_LISTEN=ATS0=1 CONNECT=CONNECT CONNECT_EC=CONNECT RELIABLE CONNECT_EC=CONNECT LAPM CONNECT_EC=CONNECT RELIABLE COMPRESSED CONNECT_EC=CONNECT LAPM COMPRESSED ;----------------------------------------