ISDN Internal
    
Discription: 
    Internal ISDN PCI Card
    Multilink PPP for 128Kbps fast Internet access
    PPP protocol for Internet service 
    Feature: 
    *Multilink PPP combines the two 64K bps B-channels of an ISDN BRI line 
    into a single 128Kbps channel.
    *PPP asynchronous to synchronous HDLC conversion -for main Internet 
    service provider.
    *Data speed : 64000 bps / 128000 bps.
    *ISDN interface : S/T interface.