Chapter 1: Understanding ISDN and the Express XL/XLT
8Express XL/XLT User Manual 61200.070L1-1
Applications
Single User to Corporate LAN
Telecommuter/Home Office Access to the corporate LAN
Single device access
User Datagram Protocol (UDP) broadcasts are “relayed” to corporate
LAN.
Client device can obtain the Internet Protocol (IP) address dynamically us-
ing Dynamic Host Configuration Protocol (DHCP).
Compatible with popular central site LAN access devices
Figure 1-2
Single User to Corporate LAN
ISDN
Server
Router
PHONE 10BIT POWER
ISDN
BRI U MAINTENANCE TO TO
NIC HUB
10 BT
10 BT