When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. At trade shows, I occasionally walk into a booth and discover a product I really want to ...

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 ...

Miss Parts I and II? No need to search or stress–they're right here:Part I Part II. IPv6 Packet Format br>The structure of the IP packet header was modified in IPv6. These changes reflect some of the ...

Network geeks among you may remember my article, “Linux Socket Filter: Sniffing Bytes over the Network”, in the June 2001 issue of LJ, regarding the use of the packet filter built inside the Linux ...

Recently, a significant amount of time has been expended on the discussion of certain numbers. Topics have included 1Gb versus 10Gb, 4K versus 8K, single-frame times (16 or 33 milliseconds), and so ...

If you deal with network administration or security management, or if you are merely curious about what is passing by over your local network, grabbing some packets off the network card can be a ...