Answer by Michael Hampton for What is the difference between these 2 iptables...
Both of those sets of rules have problems, and I wouldn't use either of them as-is.In the first set, the first rule allows new incoming traffic to destination port 22 from anywhere. This isn't a...
View ArticleAnswer by Aaron Tate for What is the difference between these 2 iptables rules?
The top one seems a little confused about what it's trying to do, it only seems to be allowing ssh packets in if iptables hasn't seen traffic in both directions, very strange.The bottom one is much...
View ArticleAnswer by AngryWombat for What is the difference between these 2 iptables rules?
line 1 of First Set will allow INBOUND port 22 traffic if connection = NEW CONNECTION.Line 2 of First set seems to be not necessary due to only allows port 22 traffic for a set network range also must...
View ArticleWhat is the difference between these 2 iptables rules?
Trying to allow incoming ssh traffic on port 22. Default behavior is to DROP all incoming traffic.I came across 2 articles on how to allow traffic. However, they are different. ## open port ssh tcp...
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