Category Archives: Networking
Free X server for Windows
I recently found XMing, a free X server for Windows, providing a useful alternative to VNC for accessing remote Ubuntu desktops. Instructions here.
Ozzie’s insight
Related to the post on M$, I like the insight of Ray Ozzie (new leader at M$) when it comes to energy/communications:
Keeping accurate time
For normal system maintenance, NTP (or its poor cousing, rdate) are the accepted standard mechanisms of synchronising time across an enterprise/set of systems. In high-resolution time-sync applications, just syncing against the NTP server-pool results in insufficient accuracy. Darryl Veitch and … Continue reading
Email virtual domain hosting using Postfix, MySQL and PHP
My present SMTP/IMAP setup uses a combination of flat-file configuration with MySQL user parameters. I recently found a web-based domain administration tool; Postfix.Admin. With this tool, you get 3 levels of management abstraction: server, domain and user. Reference: Virtual Users … Continue reading
Traffic shaping your Internet connection
Most people do not shape their connection to the Internet, which under load leads to a push/pull effect as TCP/IP does it’s congestion management. A better QoS can be granted by shaping the traffic.
HTTP header debugging
For those that use Firefox (who doesn’t??), there’s a very useful tool called LiveHeaders. If you still use IE6, you can try Fiddler instead. If you’re brave you can install the pre-release IE7!
Philips ToUCam II Pro (PCVC840K)
I want one of these CCD webcams, and I think I’ll be getting it from QVC as their price is substantially lower than anyone else selling them online!
Inexpensive domain registrars
I presently use GoDaddy, but am considering 1&2 and DD24.
Secure copy of files between various platforms
I generally use SSH to administer servers and remotely access files, using the SFTP sub-system.