Domain Name Service, a method of converting a textual doman name to an IP address

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How to reach websites that have failed while offline?

When I try to open a website when my connection is down or while my modem is starting up, my Mac flags this url as unreachable. When the connection is finally open and internet available, I still ...
3
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2answers
618 views

iPad and iPod virus?

Every now and then my iPad or iPod touch will redirect my to a particular site in Safari. Could this be malware of sorts that has crept on to my iMac and then my iOS devices? I don't think it's a ...
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2answers
3k views

Why do local network hostnames resolve only in certain cases?

I have a linksys router which runs "tomato" Linux and serves as the local DNS server. It runs dnsmasq. I recently upgraded from OS X 10.4 to 10.6. Since then, resolution of hostnames on my local ...
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2answers
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How do I flush the DNS cache on a OS X 10.6 machine?

Trying to flush the local DNS cache. How is this done on Snow Leopard? Using System Preferences and using the terminal?
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3answers
9k views

What does the dynamic global hostname option in sharing settings do?

Can anyone explain what this option does?