What port needs to be open for Debian to get updates?

Posted by molecules on Super User See other posts from Super User or by molecules
Published on 2010-03-16T20:54:58Z Indexed on 2010/03/16 21:01 UTC
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debian-lenny

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security

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port

I was considering deploying my web application on a Debian virtual machine. However, I want to lock it down as tight as possible (i.e. traffic in/out). I was wondering which, if any, port I needed to leave open to allow for updates.

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