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Nokia Routers and Multi Layer Switches   Nokia (Formerly Alcatel-Lucent) has a very competitive and reliable network devices like its...
Almost all Network Engineers have realized that, they can access specific subnets and devices but they can not access the...
TCPIP Model Overview TCP IP Model is another important referance model beside OSI Model in network world. OSI Referance Model...
OSI Model and TCP/IP Model Communication in a network has different layers and these different layers are mentioned in two...
What is AAA? AAA is the abbreviation for Authentication, Authorization and Accounting terms. This mechanims provide security and some user...
To configure an interface on Nokia Routers, on ALU TiMOS, is a little different that we do on Cisco routers,...
Internet Control Message Protocol is a Layer 3 Protocol. In IP networks, devices send ICMP encapsulated in IP packet. The...
The Internet Connection of our home’s need some basic devices, protocols and steps. In this article, we will see how...
IP Subnetting   As we talked about before, there are two parts in an IP Address. One for them is...
IPv4 Addressing IP Addressing is one of the key point that a network engineer need to learn first. In this...