slaptijack

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 …

For those that have been using Cisco IOS 12 forever, you may not have realized that Cisco has begun rolling out IOS 15. Although there are a lot of technical changes and features that are being introduced, IOS 15 introduces a new licensing scheme that may throw old users for …

Occasionally, you may run across a date in a format that can't be easily loaded into a Python date object. For example, I recently had a situation where a file I was parsing was full of dates in this format: 7/7/2008.

The obvious thing to do here is …

If you're using a non-standard MySQL data directory on your Red Hat Enterprise Linux (RHEL) server, you may have seen an error like /usr/libexec/mysqld: Can't change dir to '/mysql_data/' (Errcode: 13). The key to fixing this problem is to ensure the new MySQL data directory has the proper …

Oracle's VirtualBox 3.2.10 was released today. This another maintenance release for 3.2 that includes a wide variety of bug fixes. Check out the Changelog for more details.

I use VirtualBox on both my Macs for my various testing needs. If you've got a favorite desktop virtualization program …

The Rural Utilities Service (RUS) and National Telecommunications and Information Administration (NTIA) have announced through their respective websites that all applications selected to receive a reward under the American Recovery and Reinvestment Act of 2009 have been notified. This officially concludes the application and selection process. For those of us …

In Asterisk 1.4 and above, you can dynamically add and remove queue members from an extension or the command-line interface (CLI). Although you will most likely do most of your adding and removing via extensions, you might also find it helpful to remove a queue member by hand on …

Hewlett-Packard (HP) has released a white paper detailing how SIRVA Inc., owner of Allied and North American Van Lines, used VMware vSphere and HP hardware to reduce their physical server count by 88%.

In addition to the cost savings associated with the drastic reduction in physical servers, SIRVA also managed …

Recently I was working on some old code. One of my model methods was originally written such that if one parameter was set to the Python None type, a particular set of actions would occur. For some reason, I checked for None like this:

if parameter is None:
    do something …

As I mentioned the other day, I'm building a RADIUS client in Python for sending disconnect messages to Cisco routers.

One hang-up with the pyrad package is that it requires a dictionary file in order to map RADIUS attribute names to codes and types. In the case of my client …

I've been working on a RADIUS client in Python that can send a disconnect message (packet of disconnect) to a Cisco router. I'm using pyrad 1.2 for the project.

I ran into this problem pretty quickly:

POD: 192.168.9.9 request queued
POD: Illegal authenticator in POD from …

While doing some testing with Cisco Access Registrar (CAR) 5.0, I noticed that the test user had hundreds of old sessions hanging around:

--> query-sessions /r with-User X
Sessions with-User X for /Radius
  Sessions for /Radius/SessionManagers/session-mgr-1:
    S432 Key: 04000000000CF660, NAS: NAS.slaptijack.com, NAS-Port: 0, User-Name: X, Time …