One of the features of Wireshark that you may have noticed, if you’ve been reading my posts this week and doing some experimenting on your own, is that the program color-codes packets in the packet ...

TCP (Transmission Control Protocol) and UDP (User Datagram Protocol) constitute the vast majority of packets the average Internet user sends and receives. Inevitably, errors will at some point work ...

Often we discuss errored packets that are dropped without understanding the underlying techniques that determine why the packets are discarded. There are checks for errors at several protocol layers.