In March we introduced the Address Resolution Protocol (ARP), a half-brother to the TCP/IP stack that maps the logical IP address space into the real world of Ethernet hardware addresses. We didn’t ...

My network connection keeps dying. It happened out of nowhere. When I go to the Windows XP connection settings and try to "repair the connection", I get the error:<BR><BR> "The following steps of the ...

It isn’t often that old hacking methods make significant news, but an ARP attack received widespread attention earlier this week, more so for the perceived target than for the actual attack itself. In ...

I'm getting a lot of ARP broadcast packets on my network that are clogging up the bandwidth. Using Wireshark here's an example of what I'm seeing: 671 73.961012 Dell_80:a9:13 Broadcast ARP 42 Who has ...

A Cisco security advisory outlines weaknesses in its WLAN controllers that could lead to the kind of inadvertent denial of service attacks that affected Duke’s wireless net. Cisco has just released a ...

Embedded systems that are connected to any network, be it the full Internet or a small LAN, have to conform to the various protocols that have been designed and implemented to keep the network running ...

It is sometimes useful to know the network commands to analyze or configure your TCP/IP networks. Here is the list of commands that can be used in the command prompt. This command is also useful to ...