Open communication protocolsModbus TCP/IP is an open industrial protocol based on standard Ethernet. Modbus provides connectivity to programmable automation controllers (PACs), PLCs, and legacy ...
The formats, codes and procedures that govern data transmission between computers and mobile devices. A protocol defines the packet structure of the data and the network commands. A "protocol suite" ...
Custom or proprietary digital protocols are commonly used in today's world for device or sub-system communication in everything from Aerospace to Consumer Electronics. Many of these applications also ...
In the last issue we started following a packet's journey from the wire up to the higher levels of network stack processing. We left the packet at the end of layer 3 processing, where IP has ...
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 ...
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