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Find Your Mac's Serial Number

Want to check your Mac's serial number quickly and easily? Select About This Mac from the Apple menu, and click on the text directly below "Mac OS X" that reads "Version 10.x.x." Click once and you'll get a build number which is more specific information about the software. Click twice, and you'll get your Mac's serial number.

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Submitted by
Sharon Zardetto

 
 

Article 1 of 2 in series

Bandwidth and Latency: It's the Latency, Stupid (Part 2)

[Last week in TidBITS-367, Stuart examined issues of latency and delay in typical modem-based Internet communications. This week, Stuart offers general observations on how bandwidth can be used more efficiently and how it effects the overall latency of a connection.] Last week, I asked readers to imagine a world where the only network connection you can get to your house is a modem running over a telephone line at 33 KbpsShow full article

Article 2 of 2 in series

Bandwidth and Latency: It's the Latency, Stupid (Part 1)

Years ago David Cheriton at Stanford University taught me something that seemed obvious at the time - if you have a network link with low bandwidth then it's easy to put several in parallel to make a combined link with higher bandwidth, but if you have a network link with bad latency then no amount of money can turn any number of parallel links into a combined link with good latencyShow full article

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