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A few people have reported getting self-assigned IP addresses after installing OS X 10.6.8 on their systems, which should be easily fixed by resetting the system firewall.
One common issue that has affected OS X systems is when network interfaces are issued a self-assigned IP address. Here is how to address this problem.
If you need to look up your Mac's IP address, there are some quick ways to do so.
Wi-Fi connections are almost mandatory to have these days, and it can be frustrating when Wi-Fi will not work properly. Here are some approaches to addressing Wi-Fi problems in OS X.
Apple's new AirDrop file-sharing technology is a convenient and welcome addition to the OS but requires specific Wi-Fi hardware and will not work on all systems.
MacFixIt Answers is a weekly feature in which we answer questions e-mailed from our readers. We welcome alternative approaches and views from readers and encourage you to post your own suggestions in the comments.
The OS X firewall is a useful and important security feature, and we recommend people enable as many of its features as possible to help ward off the possibility of attacks, especially when connected to public networks. Despite its benefits, as with any software package the firewall is susceptible to corruption that can interfere with its functions, and result in odd behavior. One of these is the notorious self-assigned IP address problem that can plague various network ports in OS X.
In order to share files on a network in the past "classic" Mac operating system, you had to access and set up items in several locations. First, you needed to enable file sharing in one location, then add users in another location, and finally navigate
AirPort Extreme 2006-001 updater (#3): Wireless connectivity problems (inability to access the Internet), fixes
Mac OS X 10.4.7 Special Report: AirPort connectivity issues -- fixes