Posted on in Networking
Yesterday, I submitted an RMA request to Belkin for my N1 Vision router. The N1 Vision isn't a great wireless router, but it does have a lifetime warranty. Less than 24 hours later, I received an email from Belkin customer service that my new router is on the way!
This …
Posted on in Networking
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 …
Posted on in Software
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 …
Posted on in IT Management
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 …
Posted on in System Administration
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:
Posted on in System Administration
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 …
Posted on in Software
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 …
Posted on in Programming
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 …
Posted on in System Administration
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.
Posted on in Software
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 …
Posted on in Networking
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 …
Posted on in Software
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 …
Posted on in uncategorized
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 …
Posted on in Networking
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 …
Posted on in System Administration
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.
RHEL 6 promises enhanced virtualization performance in several ways. First, the operating system is now theoretically able to handle 4,096 CPUs, 16 TB …
