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Chapter 1: Understanding ISDN and the Express L128/L128T
8 Express L128/L128T User Manual 61202.070L1-1
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
10 BT
10 BT
1
O
ISDN
OFF
ON
21
EIA23210 BASE TPOWER
1234
TO
HUB
TO
NIC