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        IS128    | 
        
        
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    DESCRIPTION  
    ISDN (Integrated 
    Service Digital Network) is the most convenient and economical way to use 
    the existing copper wire for both voice and data communication. ISDN, with 
    its digitized technology, provides high quality service for voice 
    conversation and data transmission such as file transfer  Internet access.
     
    With the new ITU-T 
    I.430 2B+D worldwide standard, bulk data transmission has been up rated to 
    128K. The ISDN not only provides 128K transmission but also allows voice 
    conversation and fast Internet Access simltaneously. The new BOD (Bandwidth 
    On Demand) function allows the user to utilize the bandwidth in a more 
    flexible fashion. Upon request, it can release one B-Channel for user to 
    make an incoming or outgoing call while both B-Channels are occupied by data 
    application (ML-PPP). Upon finishing the voice call, it will recover the 
    bandwidth to 128K.  
    Supplementary 
    services, such as call waiting, call transfer, call forwarding, three-party 
    conference, call filtering, calling number display etc. are also supported. 
    The ISDN can also be used as  leased line backup for Inter-Networking 
    solution. Compared with the traditional leased line, ISDN is more economical 
    and flexible. Therefore, the it can be expanded not only for the end and 
    SOHO (Small Office Home Office) users but also for more and more operation 
    in the future. 
    
    FEATURES 
    
      - Integrated TA and 
      NT1 function with U interface built-in 
 
      - Automatically 
      battery backup to prevent power off condition 
 
      - Power feeding to 
      S/T interface 
 
      - TUV approval for 
      quality assurance 
 
      - LCD display for 
      caller ID and relative information 
 
      - BACP/BOD for 
      dynamic bandwidth on demand 
 
      - Win95/98/NT 
      Macintosh configure software provided 
 
      - Easy setup from 
      telephone keypad 
 
      - RVS-COM soft-fax 
      supported 
 
      - Local supplementary 
      service function 
 
     
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