On my home network I have a Cisco Linksys Simultaneous Dual-N Band Wireless Router that has a built-in firewall, and I run McAfee Security Center that also includes a firewall for each machine it is installed on. I tried sharing files and folders, and printers, between a wired PC and a wireless PC, but was denied. It makes no difference on a network if the PCs are wired or wireless, because they all look the same on the network, and use the same protocols.

Since I could see the other PC on the network, but I could not see any printers, or shared files and folders, I suspected the McAfee firewall was blocking the ports needed to share.

Let’s setup sharing between these computers.

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A few days ago Microsoft released their free anti-virus software called Microsoft Security Essentials, which is replacing Windows Defender.

Microsoft says Security Essentials provides real-time protection for your home PC that guards against viruses, spyware, and other malicious software, but it is Security Essentials itself that contains spyware. Read on, I’ll explain. This is a must read for anyone concerned about their privacy.

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