We have a VPN configured through a Cisco ASA 5505. We are getting hammered by some IP addresses that appear to be located in China and would like to put a stop to this. I have a little bit of a ...

The term “spoofing” is generally regarded as slang, but refers to the act of fooling — that is, presenting a false truth in a credible way. There are several different types of spoofing that occur, ...

We all know the principle of classification and non-classification principle of IP and its application in network communication. IP fragmentation and reassembling is a key mechanism in the process of ...

The vast majority of administrators go to great lengths to protect the files on their network. Typically, elaborate firewalls are used to keep outsiders away from file servers. The files residing on ...

Knowledge of the structure of Internet Protocol (IP) packets is a fundamental part of understanding the Internet and how information moves from one point to another. The benefits of such knowledge ...

Take advantage of TCP/IP options to optimize data transmission Your email has been sent By Alex Kuznetsov, Alex Plant, and Alexander Tormasov Last time, we explained how the TCP_CORK option can ...

In the context of IP networks, the phrase “quality of service” (QoS) has a specific meaning, describing the quality of the network with regard to the following: These are all particularly important ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Ethernet and IP are terms broadcast engineers use many times every day. But what, exactly, is the ...