Chapter 1: Understanding ISDN and the Express XL/XLT
10 Express XL/XLT User Manual 61200.070L1-1
Multiple Users to Internet Service Provider (ISP) using NAT
• Provides high speed home access to the Internet
• Multiple and simultaneous access
• The PC’s IP address can by dynamically assigned by the Express XL/XLT.
• On-demand Internet access
• Multilink PPP plus compression yields effective throughput greater than
256 kbps.
• Compatible with popular ISP access devices
Figure 1-4
Multiple User to Internet Service Provider
ISDN
Hub
10 BT
PHONE 10BIT POWER
ISDN
BRI U MAINTENANCE TO TO
NIC HUB
INTERNET