Layer Switching

Configure wireless networks to dynamically switch between leased lines

Can you send me instructions on how to configure two seperate network setups; a leased line and a wireless network setup to work together? Both are connected to a central network where there is a layer switch. Is there a way to setup the leased line to auto-connect upon wireless failure and...

Why use Layer 3 switches and how do they differ from Layer 2 switches?

Why do we use Layer 3 (L3) switches, and how are they different from Layer 2 (L2) switches?