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What does L2 stand for?

L2 stands for Layer 2 (signalling link functions)

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Information technology (IT) and computers

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Other Resources:
We have 4 other meanings of L2 in our Acronym Attic

Samples in periodicals archive:

By integrating advanced Layer 2 and Layer 3 switching including IP, IPX, AppleTalk, OSPF, BGP4, multicast and wire-speed input/output Access Control Lists in a compact form factor with hot-swappable power supplies and mini-GBIC interfaces, the FastIron 4802 heralds a new category of stackable switches for enterprises and service providers that combine serviceability and scalability of high-end modular switches with the density and price/performance of stackable switches.
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.
Wiring closet switches that have traditionally only supported Layer 2 will now need to support multi-layer (Layer 2, 3, 4 and beyond) services -- such as traffic classification, protocol filtering, and multicast --- in order to handle and prioritize different types of traffic and deliver QoS to the network edge," said Esmeralda Silva, Senior Analyst for International Data Corporation (IDC).