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Linux / Windows Networking: Configuring and securing a router for Wireless and Wired Networks.

Here I would like to take you through the steps to configuring and securing a router (In this case we will use the WRT54G as an example) for your home or small office setup. 
Securing a router can be very important especially when the wireless function is enabled.  Likely the most important reason is to [...]

LINUX / UNIX: Adding a new SATA harddrive using parted instead of fdisk.

Here we’ll go over how to connect, configure and format a SATA I / II hard drive on Linux.  The intent for this drive ultimately was to share the drive through SAMBA between our home PC’s and to hold home movies from the Sony HDR-SR7 camcorder I have.  Ultimately, I will be using this drive [...]

Networking: Sharing folders between Windows and Linux using Samba

There are plenty of ways to share resources and files between two or more computers.  You could do things like:

Email yourself an attachment.
Use FTP between the two PC’s.
Use SSH between the two computers.
Use sneaker-net: copy the files to Flash Disk, DVD, CD, (gulp) floppy etc. and walk over to the other computer then load [...]

Red Hat Linux Fedora: Fedora 10 to Fedora 11 upgrade.

Well, Fedora 11 has been out for some time now.  And though I’ve been coping with the new KDE 4.0 deployment, my general experience has left me somewhat unsatisfied, though sure enough, there are good points about it.  Somehow I don’t feel alone but can’t help stick with it.  After all, KDE 4.0 is a COMPLETE rewrite of [...]

WordPress: Dealing with Comment and User Registration Spam.

This is a fine one.  Anyone who uses WordPress may need to deal with this.  Unfortunately, despite using reCAPTCHA, Akismet still picks up tons of span on my blog.  So why am I getting spam comments when I have reCAPTCHA? The answer could surprise you.

Linux: Enable extended httpd status reports in Apache through service: fullstatus

Apache HTTPD is the most popular web server to date.  It's extensible and configurable to meet various needs both small and big.  Here we'll focus on extending it's reporting functionality by enabling full status capability to see more granularity in status reports.  As you probably know, the service on Red Hat Linux systems can [...]

Fedora 10+: UI video / graphics problems upon reboot to Fedora 10+. Graphics are unreadable.

PROBLEM
One of the first things that went wrong after upgrading to Fedora 10 was the UI screen was unreadable / undescernable.  The screen was entirely messed up and though the keyboard worked fine, it wasn't easy to discern the UI windows from the shades of red, yellow, blue, green etc grany dots that showed [...]

WEB: Webhosting / ISP (Hosting, VoIP, DSL, Cable) Survival Guide

In the not so distant past, there has been an explosion of ISP's on the web which caused the only thing all of them could: dirt cheap hosting.  In fact, the web is virtually flooded with ISP's offering everything imaginable under the sun and space has literally become a door prize.   But what really [...]

MailScanner: Receiving duplicate e-mails in your inbox.

If you have MailScanner running in the background, one issue you can run into is duplicate emails.  Try the below to see if it fixes your issue:
PROBLEM
Receiving duplicate or repeating e-mails in your inbox.
SOLUTION

Linux RPM GPG Key: V3 DSA signature: NOKEY, key ID db42a60e

Your RPM GPG Key is missing.  You may receive this error, especially on new installations and when you try to install fresh RPM packages for the first time.  This means you will need to install one: PROBLEM
$ rpm -qp –qf i386 /Files/RHEL4-22/RedHat/RPMS/anaconda-runtime-[0-9]*
warning: /Files/RHEL4-22/RedHat/RPMS/anaconda-runtime-10.1.1.25-1.i386.rpm: V3 DSA signature: NOKEY, key ID db42a60e i386
$ rpm –rebuilddb [...]


     
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