JNCIA

TCPIP Model Overview TCP IP Model is another important referance model beside OSI Model in network world. OSI Referance Model was Seven Layered model, TCPIP Model is Four Layered or 
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OSI Model and TCP/IP Model Communication in a network has different layers and these different layers are mentioned in two different models. In other words,there are two common models in 
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What is AAA? AAA is the abbreviation for Authentication, Authorization and Accounting terms. This mechanims provide security and some user specific steps for a user that access to the Enterprise 
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Internet Control Message Protocol is a Layer 3 Protocol. In IP networks, devices send ICMP encapsulated in IP packet. The general role of ICMP Protocol is generate error packets about 
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MVRP is the protocol that provides dynamic VLAN registration and creation. The counterparts of MVRP are Cisco VTP and standard GVRP. MVRP is an enhanced version of these protocols. Here, 
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