WebJan 15, 2024 · DNS settings is set up, namecheap stuff said it is functional and external IP I am connecting to should be setup properly they suggest. Only I don't know how to set up with iptables to allow for example incoming request from sub.domain.com with port 2002 to redirect/respond with local ip with 2002. WebMar 1, 2024 · Disable iptables temporarily. Our requirement is to redirect port 80 to port 8080 in the same server. This can be done by adding rules in PREROUTING chain. So run below command –. [root@kerneltalks ~]# iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-port 8080. If you have an interface name other than eth0 then …
networking - Redirect DNS Via iptables - Super User
Websudo iptables -t nat -N CATCH_DNS sudo iptables -t nat -A CATCH_DNS -p udp -m udp --dport 53 -j REDIRECT --to-ports 53 sudo iptables -t nat -A CATCH_DNS -p tcp -m tcp --dport 53 -j REDIRECT --to-ports 53 Then you can apply rule on INPUT sudo iptables -t nat -A INPUT -s 192.168.0.0/24 -j CATCH_DNS I think this will work :) Share Improve this answer WebSep 4, 2015 · Connection setup : Router -> (eth0)Server (eth1) -> Switch -> devices The Server is where I am trying to drop all packets. But devices connected to eth1 and are able to send and receive all traffic. My actual goal is forward all DNS traffic to a local DNS Server. domain-name-system iptables bridge Share Improve this question how is wave energy converted into electricity
Block and Redirect DNS to PiHole - OpenWrt Forum
WebYou can do this: Redirect http traffic LAN (eth1) to a squid proxy transparent-port 8080 (http). In squid.conf must be the rule: http_port 8080 intercept iptables -t nat -A PREROUTING -i eth1 -p tcp --dport 80 -j REDIRECT --to-port 8080 And open 443 port to … WebDec 5, 2008 · iptables -t nat -A POSTROUTING -j MASQUERADE Optionally, you could only … WebWhen you correctly enter the rule, you will receive no output/prompt from iptables. So let’s confirm ourselves by displaying the NAT table again: Now we can see two DNAT rules under the PREROUTING chain. At this point, all DNS queries bound for port 53 attempting to exit your router will be redirected to your Pi-Hole and filtered if necessary. how is wave frequency measured