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Postfix 2.9 Upgrade 5
I run a number of “real” Postfix servers that live “away from home,” in a cozy server cabinet at our colo facility, but I also like to keep a Postfix server handy in the basement, running on an ancient (but rock solid) Dell PowerEdge 2450 running CentOS 5. I don’t […]

HowTo: Get Around Comcast Port 25 Block with a Postfix ...

This entry was posted in Linux Reference Technology and tagged block blocked Comcast howto port 25 Postfix relay workaround on by (updated 3993 days ago)
Setting up multiple WLANs in DD-WRT 14
Even for the extremely ungeeky, having WiFi available throughout your house is pretty much standard these days. And while the next logical step of securing that network via encryption (WEP is for n00bs — those in the know use WPA2-AES) may not be standard, it really should be. Assuming you do […]

Use DD-WRT to Create a Guest WiFi Network and Block ...

This entry was posted in Linux Technology and tagged block br1 bridge DD-WRT firewall guest network iptables Linux Skype WiFi on by (updated 3566 days ago)