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layer 4 switch

A network device that integrates routing and switching by forwarding traffic at layer 2 speed using layer 4 and layer 3 information. When packets are inspected at layer 4, the sockets can be analyzed and decisions can be made based on the type of application being serviced. See layer 4-7, layer 3 switch and Web switch.



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Before/After Your Search Term
BeforeAfter
layer 1layer 7
layer 1 switchlayer 7 switch
layer 2layer of abstraction
layer 2 switchlayer2
Layer 2 Tunneling Protocollayer3
layer 3layer4
layer 3 switchlayer7
layer 4layered architecture
layer 4-7layers
layer 4-7 switchlayers 4-7

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