Client/Server Network Server Hub Client 1 Client 2 Client 3… 7.

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Presentation transcript:

Client/Server Network Server Hub Client 1 Client 2 Client 3… 7

The Internet Smtp. a.org mx.b.or g.pop3. b.org Ns.b.o rg To: From: Dear Bob. … mx.b.org MX for b.org? To: From: Dear Bob. … 8

Firewall Firewall Internet Home Network 9

Simple Home Network Setup Internet DSL/Cable Modem Router Computer A Computer BNotebook C 10

Example of a Local Area Network (LAN) HUB PRINTER SERVERSERVER Internet Internet Sharing Server Mail Server Sharing Resource File Security server 11

Simple Peer-to-Peer Network Hub 12

Switches Switching Tab Server 13

Hub Computer C Computer D USB Net- LinQ Computer A USB HUB USB Net- LinQ 14