TAINET modem driver for Windows NT 4.0 RAS Leased Line Application
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Where Microsoft NT4.0 doesn't support Leased Line connection for PPP,
each connection for Leased Line should be done by "Dial Network" through 
simulate dialing to achieve. The user have to use the driver which provide
by TAINET and then through "Dial Network" to complete Leased Line connection.. 
All the connection is the same as standard Leased Line connection, please
refer to the steps as following :

Central Site (ISP site, using Terminal Server) must be Answer mode
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Setup T-288NC, T-1496N and  ITM-3296Nb as following:
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1."Profile"->"Load"->"3:AS-2L-ANS-V34" 		
2."Protocol"->"Protocol Type"->"Auto MNP/V42"
3."Config DTE"->"Flow Control"->"RTS/CTS"
4."Config DTE"-> Speed -> (Same as DTE speed of Terminal Server)
5.If the Line Type is four wires Leased Line, then Line Type has to be changed
   as "Line Setup"->"Line Type"-> 4W Leased Line
6."Profile"->"Save"->"User Profiles#0"
     
Setup T-288ND as following:
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1."Profile"->"Load"->"0:AS-DL-AT-AUTO"
2."Config Modem"->"Line Setup"->"Standard 2W LL"
3."Profile"->"Save"->"User Profiles#0"

Customer Site (Using Windows NT 4.0) must be Originate mode :
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Setup T-288C, T-1496 and  ITM-3296bis as following :
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1."Profile"->"Load"->"1:AS-DL-AT-AUTO"
2. "Profile"->"Save"->"User Profiles#0"

Setup Challenger 288 as following :
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1.Use any terminal program to initial it by AT command AT&F
2. Save the configuration by AT&W.


NT Operation Steps :
====================
1.First of all, user have to install Remote Access Service in NT 4.0 service.
2.The compatible driver for NT 4.0 to ISP Leased Line connection is packed as
  a self-extract archive NT40DRV.EXE. After executed it you'll get a file named
  "NT40DRV.INF"
3.If there is a installed modem in "Remote Access Setup" window, remove it.
4.Click "Add" -> "Install Modem" -> "Don't detect my modem" -> "Next" to 
  install new modem model.
5.Click "Have Disk" to use the modem driver that TAINET supports. 
6.Select suitable TAINET modem model to apply and click "Next" to go next 
  configuration.
7.Select needed "COM" port to apply and click "Next" -> "Finish" to complete
  modem selection.
8.In "Add RAS Device", click "OK" to go back "Remote Access Setup" window.
9.This is a important step. In "Remote Access Setup" window, click "Configure.."
  and in "Configure Port Usage" window to enable "Dial out and Receive calls" 
  selection.
10.Use "Dial-Up Networking" of "Accessories" group to call ISP via TCP/IP 
  protocol.