slaptijack

A few years ago I received a Belkin N1 Vision (F5D8232-4) wireless router from a friend of mine. She had received it as some sort of door prize. The wireless on the router isn't that great, but it was strong enough to cover parts of my house that my previous …

In vCenter Chargeback version 1.6, VMware added the ability to define a pricing matrix for virtual machines in a virtual data center (vDC). A pricing matrix associates a fixed cost with the virtual machine based on the number of allocated vCPUs and RAM. If you're implementing a bundle-based pricing …

The National Telecommunications and Information Administration (NTIA) recently requested comments from concerned Internet entities regarding the Internet Corporation for Assigned Names and Numbers' (ICANN) performance of Internet Assigned Numbers Authority (IANA) Functions. ICANN currently holds a contract with the NTIA to that is set to expire in September of 2011 …

I was recently struggling to add a Windows shared printer to my MacBook Pro (running Mac OS X 10.6 (Snow Leopard)) until I ran across this post which gave me two important hints:

1. You need to use the Advanced tab in the Add Printer dialog. You can find this …

I recently had to add over 100 new devices into Cacti. Believe it or not, you can do this in bulk using the command-line tools provided with Cacti. I used to add_device.php, add_tree.php, and add_graphs.php scripts to get the job done.

First, I created a file (/tmp …

This is the first time I've run into this problem.

In the process of disabling some slightly used plugins, slaptijack.com got into a situation where every permalink simply pulled up the home page rather than individual posts. I checked everything (mod_rewrite in my Apache configuration file, changes to .htaccess …

I usually start my posts off with an image that is relevant to the post. I think it adds a bit of drama to what I'm writing about, and it also gives me a nice place to anchor a link to a WordPress tag about the subject. I had this …

Clearing the Windows DNS Server cache from the command line is an easy task.

C:\> dnscmd . /clearcache

The . indicates the local DNS server. You can use this command to clear the cache of remote DNS servers by replacing the . with the hostname or IP address of the remote server.

Oracle announced the release of VirtualBox 4.0.4 today. This maintenance release addresses many bugs experienced by hosts of all operating systems. You can find a full list of fixes and additions in the Changelog.

I use VirtualBox on both my Macs for my various testing needs. If you've …

For those that don't follow the ARIN Public Policy Mailing List, the following is excerpted from a post by Thomas Narten in response to the announcement that the <acronym title="Internet Engineering Steering Group">IESG</acronym> has approved a new document to replace the existing RFC 3177 (IPv6 Address Assignment …

One of Gmail's greatest features is its spam filtering. But, if you have a situation where you want to forward mail from multiple Gmail accounts to a single location, that fantastic filtering becomes a little cumbersome. In this situation, having junk mail sitting around in multiple Gmail accounts is actually …

As you might be aware, WordPress 3.0.2 has been released to fix a specific security vulnerability. This vulnerability required an attacker to have author-level privileges on a WordPress installation. This has led to a rash of new Slaptijack users to be created with the hopes of gaining author-level …

If you've used Cisco switch clustering in a basic network (for example, when all switches are connected together and <acronym title="Cisco Discovery Protocol">CDP</acronym> is enabled), you've likely never considered how this switches communicate with each other. You might assume that the switches are using IP addresses from …

Yesterday, Red Hat announced the release of Red Hat Enterprise Linux (RHEL) 6. For those of us interested in virtualization, RHEL brings along many changes.

Performance

RHEL 6 promises enhanced virtualization performance in several ways. First, the operating system is now theoretically able to handle 4,096 CPUs, 16 TB …

Red Hat finally announced the release of Red Hat Enterprise Linux (RHEL) 6 yesterday. RHEL 5 was released in early 2007, making the wait for RHEL 6 the longest since Red Hat rebranded their Linux-based operating system with the RHEL moniker in 2003.

RHEL 6 boasts tons of new features …