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layer 2

   Also found in: Wikipedia 0.04 sec.

In networking, the communications protocol that contains the physical address of a client or server station. It is called the "data link layer" or "MAC layer" and contains the address inspected by a bridge or switch. Layer 2 processing is faster than layer 3 processing, because less analysis of the packet is required. See MAC layer and OSI.

layer 2 - data link layer


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Used Routers and not just Layer 2 Switches - Some vendors use Layer 2 switches to connect test tools to their IPS.
Top Layer Networks' Attack Mitigator IPS 5500 Delivers Superior ... by Business Wire
Foundry's copper-based FastIron II Plus GC topped our price/performance charts in the Layer 2 modular/chassis-based category and captured first place in Layer 3 IP and Layer 3 IPX ratings," stated Charlie Bruno and Kevin Tolly of Network World and The Tolly Group, respectively.
Foundry Networks Wins First Place in the Prestigious Layer 3 IP, ... by Business Wire
These two new products offer our customers a `best in class' solution for high density 10/100 Layer 2 switching, with features and performance that make them superior to any of the stackable products on the market today," said Sean Keohane, Allied Telesyn's senior vice president of marketing and engineering.
Allied Telesyn Further Enhances High Performance Layer 2/Layer 3 ... by Business Wire
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