August 2003
Intermediate to advanced
816 pages
28h 15m
English
book
Managing Linux® Systems with Webmin™ System Administration and Module Development
by Jamie Cameron
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40.14. Limiting Concurrent Logins
If your system is configured to allow anonymous FTP logins and you expect to receive a lot of traffic, it makes sense to limit the number of connections that can be open to the FTP server at any one time. This puts a ceiling on the network and CPU load that FTP transfers can generate, which is important if the system is being used for some other purpose (such as running a web server).
This limit can be set globally, on a per-virtual server basis, or just for anonymous clients. This means that you can set a limit that applies to all servers, and then increase or decrease it for a particular virtual host. You can also set a lower limit for anonymous clients versus those that have valid logins.
ProFTPD can also ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.