LANCOM Wireless DSL – LANCOM Wireless ADSL
Chapter 1: Introduction
14
EN
The appropriate hardware must be available in the headquarters for every
type of required connection (analog dial-up, ISDN, leased lines). In addition
to the original investment costs, ongoing costs are also incurred for the
administration and maintenance of this equipment.
Networking via the Internet
The following structure results when using the Internet instead of direct con-
nections :
All participants have fixed or dial-up connections to the Internet. Expensive
dedicated lines are no longer needed.
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All that is required is the Internet connection of the LAN in the headquar-
ters. Special switching devices or routers for dedicated lines to individual
participants are superfluous.
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The subsidiary also has its own connection to the Internet.
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The RAS PCs connect to the headquarters LAN via the Internet.
The Internet is available virtually everywhere and typically has low access
costs. Significant savings can thus be achieved in relation to switched or ded-
icated connections, especially over long distances.
The physical connection no longer exists directly between two participants;
instead, the participants rely on their connection to the Internet. The access
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Head Office
Workstation in remote
access
Internet
LAN
LAN
Subsidiary
