To ensure that an IP packet makes it to its destination on time, the network and its equipment have to be configured properly. This is one part of Quality of Service (QoS), in which each IP packet ...

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 ...

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 ...

A typical User Datagram Protocol/Internet Protocol (UDP/IP) header contains 20 bytes of IP header and eight bytes of UDP header. While UDP headers contain source and destination UDP port addresses, ...

Real-world communications over the Internet are becoming more and more widespread. In particular, commercial transactions, which deserve a high level of security, often take place over our ...