I had an assignment at university that dealt with the size of a message after being sent through two different types of networks with different packet sizes and network headers. That's all we were ...

If you look at the many fields in a typical IP packet, you might hesitate when you see there are several error check fields. In the Ethernet part of the packet we ...

The current IP address scheme of 32-bit words is fast becoming inadequate. It would appear that 2 32 = 4 294 967 296 combinations of addresses should be enough for everybody, but in practice this is ...

In Part 1 of this article, we talked about security issues related to sending and receiving IP packets and the function of IP Security, or IPSec. We also discussed different levels of security and ...