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OSPF Areas are used for OSPF scalability. In this post, we will look at many different topics about OSPF Area Types — their usage, limitations, and the different router types...
What is KISS Principle ? Okay it stands for Keep it Simple and Stupid but what does really it mean in networking ? Can we really make things simpler ?....
One of the advantages of EIGRP Feasible Successor is that it speeds up the EIGRP. In fact, if there is a Feasible Successor in the EIGRP network, such network converges...
If you are new to Network Engineering and you are learning Dynamic Routing Protocol from scratch, you want to understand the differences between ABR vs ASBR and if there are...
GARP (Gratuitous ARP): Is an ARP message sent without request. Mainly used to notify other hosts in the network of a MAC address assignment change. When a host receives a...
What is ASBR? Autonomous System Boundary Router. This seems easy, it is just used in OSPF, isn't it?. In fact, that is wrong. You will learn in this post something,...
OSPF Prefix Suppression helps to company to use 200 routers in their network without any problem. You can think that, some companies use more than 200 routers in their OSPF...
This article is the second of our layer 2 attacks identification and mitigation techniques series, which will be a part of a bigger series discussing Security Infrastructure. Dynamic ARP Inspection...
DHCP Snooping - This article is the first of a series explaining layer 2 attacks identification and mitigation techniques, which will be a part of a bigger series discussing Security...
Cisco LISP - Locator and Identity Separation Protocol is the main piece of Cisco SD-Access Solution. It is a control plane of SD-Access and many network engineers want to understand,...
Network Engineer Salary, Average Network Engineer Salary, and Senior Network Engineer Salary Many people have been searching these words on OrhanErgun.Net for some time. Many people also have been asking...
CCIE Salary, Cisco CCIE salary. Many people have been searching these two words on OrhanErgun.Net for some time. Many people also have been asking me, how much they can earn...