Posted on in System Administration
Note: Stanislav Shalunov wrote an excellent article on TCP over WAN Performance Tuning and Troubleshooting. In this series of articles, I want to summarize his findings and provide tuning suggestions for popular operating systems.
Most operating systems today ship with TCP stacks optimized for either <acronym title="Local Area Network …
Posted on in Networking
Cisco released several field notices today regarding manufacturing defects which reduce the reliability of certain Compact Flash and ATA Flash disks.The flash disks, manufactured between May 2005 and October 2006, may fail, preventing systems that rely on IOS images stored on them from rebooting.
A ROMMON upgrade resolves the …
Posted on in System Administration
Note: Now that Google is hosting email domains for free, it has become an interesting alternative for both new and old domains. As always, I've changed the names to protect those affected.
Transitioning a domain to Google can be an arduous task. Once you have set up the domain with …
Posted on in Software
XHTML Character Entity Reference
Digital Media Minute's Jim Rutherford has developed an invaluable reference in his XHTML Character Entity Reference. With this reference in hand, I can finally ditch all my little notes about copyrights, trademarks, and cedillas. Here's an explanation of how the page works in Jim's own …
Posted on in Networking
Deciding whether to use <acronym title="Remote Authentication Dial-In User Service">RADIUS</acronym> or <acronym title="Terminal Access Controller Access Control System Plus">TACACS+</acronym> for <acronym title="Authentication, Authorization, Accounting">AAA</acronym> functionality on a Cisco-based network seems straight-forward. After all, if the network uses Cisco, shouldn't the AAA …
Posted on in Graphics Design
Important commands: sips
A few folks have asked me where I got the nice looking Software Update icon for my post regarding Apple's Security Update 2007-004. First, let me say, "Thanks for noticing!" Second, let me point out that Steve Jobs will probably be knocking on the door of the …
Posted on in System Administration
Sam Varshavchik with the Courier Mail Server project announced updates for all their major software packages including courier-imap, courier-authlib, and maildrop, in addition to the Courier MTA. The major fix common to most packages appears to be the plugging of a memory leak which only came into play once a …
Posted on in System Administration
Posted on in System Administration
Posted on in Software
One of the features of Firefox 2 is Session Restore. By default, if Firefox needs to restart for an update (or crashes), it will restore your session to the state it was in at the time of restart. That means your tabs and windows will be just like you left …
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