0
votes
1answer
94 views

Getting packet rate with tcpdump or iptables

I need to get the rate at which certain packets (i.e. LDAP) arrive on a interface in a linux environment. I was thinking of using tcpdump to filter the wanted packets and subsequently monitor the ...
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1answer
278 views

Rate-Limit affects All clients or single IP?

Well up-til now I've considered iptables rate-limit commands with the "recent" module to work for each IP Address. For example rate-limit rule of 20k/s will trigger only if a single IP exceeds 20k/s ...
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1answer
2k views

Iptables ratelimit UDP DOS attacks

Well, I've been a victim of Ddos attacks and I really can't figure out how to avoid it. On some machines it works, while on some it doesn't or probably I'm doing it wrong in some way, Attackers are ...