Block IP addresses in Linux with iptables - Linux Audit

Docker and iptables Estimated reading time: 4 minutes On Linux, Docker manipulates iptables rules to provide network isolation. While this is an implementation detail and you should not modify the rules Docker inserts into your iptables policies, it does have some implications on what you need to do if you want to have your own policies in addition to those managed by Docker. linux - iptables: allow certain ips and block all other If you just want to do an allow by IP only, without state iptables -A INPUT -s 192.168.1.1 -j ACCEPT iptables -A OUTPUT -d 192.168.1.1 -j ACCEPT iptables -P INPUT DROP iptables -P OUTPUT DROP you are likely to run into problems doing this though, and I suggest using state to make your life easier. How to Set A Static IP Address on Debian 10 Buster May 29, 2019

Feb 07, 2005

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Dec 15, 2015

iptables block access to port 8000 except from IP address Nevertheless, the following should do the trick, assuming you're talking about TCP and the IP you want to allow is 1.2.3.4: iptables -A INPUT -p tcp --dport 8000 -s 1.2.3.4 -j ACCEPT iptables -A INPUT -p tcp - … RE: IP / Block - Debian To: Subject: RE: IP / Block; From: "Stu Wilson" Date: Mon, 2 Sep 2002 18:52:20 +0100; Message-id: < DFEBIDECGNHKHLAMODIEIEIKCFAA.moptop69@ntlworld.com> In-reply-to: < 001301c252a8$034ce6b0$0300000a@nocpc3>