Networks function and flourish because they deliver reliable and fast communication over large distances. And while people often marvel at the speed, it's the reliability -- made possible through the ...

SS7 has been the tried and true signaling mechanism for providing signaling in traditional PSTN networks. But, with voice-over-IP (VoIP) becoming a more important technology for carriers, carriers are ...

Have you ever performed surgery on data packets? There are times when that may be the best way to troubleshoot and optimize your network. This edition of the Packet Professor will get you started in ...

Over the last several years, TCP/IP has gone from being the protocol that only geeks use, to a universal protocol that everyone uses, thanks to the widespread use of the Internet. TCP/IP has been ...

Do you remember when we used multi-protocol routing for IPX, AppleTalk, and TCP/IP running on the same network? In the 1980s and early 1990s many enterprises had multiple protocols running on the ...

“Not being overcomplicated is Modbus TCP/IP’s biggest draw, not only for PLCs, but especially for PC-based applications,” said Jason Haldeman, senior product specialist for I/O and networking at ...

The data transfer in a TCP/IP network is usually block-based. From a programmer’s point of view, sending data means issuing a series of “send data block” requests. On a system level, sending an ...

Terms can sometimes play tricks on the mind. Take EtherNet/IP, for example. Many people will read “IP” as internet protocol and think that EtherNet/IP refers to plain old, standard industrial Ethernet ...

Transmission Control Protocol (TCP) is the basic communication protocol of the Internet as well as many private networks throughout the world. Along with User Data Protocol (UDP), TCP represents the ...