If you aren t familiar with the latest generation of protocol analyzers, this article can help you understand the main facets of these multifunctional tools. Protocol analysis is the process of ...

Modules, dev kits, reference designs and protocol-stack software simplify the design of wireless equipment. But engineers still need a way to monitor wireless communications to ensure that the proper ...

Chances are, if you’re in charge of supporting a network of any size, you’ll need to look at the actual packets that are passing back and forth across that network. Whether it’s to see whether a ...

As one of the best network monitoring tools in the world, Wireshark is used by hackers and sysadmins alike to capture and analyze network packets across a myriad of situations for troubleshooting and ...

For network admins and network security professionals, one of the most important tools to learn to use is Wireshark (formerly Ethereal), a free and open source network analyzer/packet sniffer software ...

Vendors would have you believe you need to spend thousands of dollars on protocol analyzer software to troubleshoot Voice over IP (VoIP) networks. After all, voice quality suffers if packets are late, ...

The phrase "sniff the network" may conjure Orwellian visions of a Big Brother network administrator reading people's private email messages. Before anyone uses Wireshark, an organization should ensure ...

Modern wireless communications are using increasingly wide bandwidth-modulation schemes, and packet communications are getting faster. Transmissions are increasingly time-varying. Radios often ...

In the previous article, I discussed the installation of three open-source packages on a computer running Linux to capture useful network statistics. Using Linux is economical simply because it can ...