Hands-on with the Pktmon network monitor Compared to a network monitor with a graphical user interface, the command-line interface of Pktmon takes a bit more time to get used to it. Before you can ...

A software interface between the transport protocol (layers 3 and 4) and the data link protocol (layers 1 and 2) in the protocol stack. The interface provides a protocol manager that accepts requests ...

The Mac’s Systems Preferences Network applet enables configuring network settings, while the Network Utility (found within Applications\Utilities) provides a graphical interface for troubleshooting ...

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 ...

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 ...