For a class project I had to code an TCP/UDP echo client and server and then capture the resulting packets using TCPDUMP. Here is the output for sending 1000 characters (1000 bytes) from a file from ...

Most network people understand the terrible effect delay can have on TCP sessions. TCP must pause data transfers while waiting for ACKs. The more network delay there is, the longer this pause will be.

Transmission Control is an essential aspect of network activity and governs the behavior of many services we take for granted. When sending your emails or just browsing the web you are relying on TCP ...

It’s a common benchmarking practice to take multiple measurements of throughput or latency, each using a different packet size. There’s no one right answer as to which packet size represents the ‘best ...

Breaking an IP datagram (packet) into pieces in order to be sent across a transmission link with a frame size smaller than the datagram. Performed in a router, the header of the original IP packet is ...

A serious security flaw that leaves the routers which direct traffic across the Internet vulnerable to attack has been disclosed by the British government. The vulnerability, made publicly-known today ...