The OS X firewall is a useful and important security feature, and we recommend people enable as many of its features as possible to help ward off the possibility of attacks, especially when connected ...

Windows Firewall acts as the first layer of defense against malware, so it is always advisable to keep it turned ‘ON’ – unless you use third-party firewall software. If, for some unknown reason if you ...

The Windows Firewall included in WinXP SP2 usually works fine...but when it doesn't, troubleshooting can be a real pain. Microsoft offers a troubleshooting document in its Knowledge Base; here are ...

If you see the message Security or firewall might be blocking the connection following completion of Windows Network Diagnostics to determine what’s causing internet or network connection issues on ...

Network problems may be physical, electrical or software-related. For that reason, troubleshooting networks can be challenging. Fortunately, computers come with hardware and software that can help you ...

In my googling I have not found anything that really helps me with this. I know that, in theory, show log firewall name <ruleset_name> should show me log messages for a firewall rule set. When this ...

You’ve just been given the task of solving a network problem that has been unresolved for many months. Where do you start? Is it a solvable problem or is it just the way the network works? Maybe ...

The Windows Firewall that comes with Windows XP Service Pack 2 usually works fine, but when it doesn't, troubleshooting can be a real pain. Microsoft offers a ...