3.10 making server offline/crash?

This forum is only for reproducible bugs with csf and lfd (i.e. not iptables problems, lack of understanding how to use a feature, etc). Posts must be accompanied with full technical details of the problem and how it can be recreated. Any posts not adhering to this, or not considered bugs, will be moved to the General Discussion (csf) forum.
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jay
Junior Member
Posts: 4
Joined: 11 Feb 2008, 13:24

3.10 making server offline/crash?

Post by jay »

i searched around and i found 2 more people having this problem.
if i install csf, hours later my server goes down.
but if i uninstall it, it never goes down.

:(
chirpy
Moderator
Posts: 3537
Joined: 09 Dec 2006, 18:13

Post by chirpy »

I have never seen or heard of iptables crashing a server after a period of hours. There's no particular reason why iptables would have any problems on a real server running an OS vendor kernel. If you are unable to access the server, it's likely to be one of:

1. You've blocked yourself in the firewall (check /var/log/lfd.log)

2. You're using a monolithic kernel that isn't correctly configured for iptables (e.g. on a VPS or other type of non-OS vendor kernel)

3. The server has run out of resources for iptables (usually memory and/or numiptent on VPS servers)

4. You've broken the csf configuration by making changes to the default csf configuration file. For example, making changes to ETH_DEV when it ought to be left blank
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