Check out the menu Networking > Connectivity at the top of the site..
Bridges - Segment collision domains, work at layer 2 (data-link layer) of the OSI model.
Routers - Isolate broadcast domains and work at layer 3 (network layer) of the OSI model.
Thats just one.
Sahir Hidayatullah.
Firewall.cx Staff - Associate Editor & Security Advisor
tftfotw.blogspot.com
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