Bon Appétit: This Gigantic Sports Water Bottle Is the Only Thing That Stands Between Me and Dehydration
This Gigantic Sports Water Bottle Is the Only Thing That Stands Between Me and Dehydration
New York Magazine: This Vaguely Threatening Water Jug Forces Me to Drink a Gallon a Day
This Vaguely Threatening Water Jug Forces Me to Drink a Gallon a Day
When you’re out in the wild, whether car camping, backpacking, or preparing for an emergency, having the best camping water container is a game-changer. A reliable camping water jug ensures you have ...
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let's look at these two iptables rules which are often used to allow outgoing DNS: iptables -A OUTPUT -p udp --sport 1024:65535 --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT iptables -A
First give a -p option like -p tcp or -p udp. Examples: iptables -A INPUT -p tcp --dport 22 -m state --state NEW -j DROP iptables -A INPUT -p udp --dport 53 --sport 1024:65535 -j ACCEPT You could also try -p all but I've never done that and don't find too much support for it in the examples.
with "u32 match ip sport 80" in Linux tc I can match port 80, but how can I match a port range 10000 - 20000 ?
At first glance you're only allowing DNS responses to be received and don't create any DNS related rules in the OUTPUT chain to actually allow sending DNS queries out. You current rules: #DNS resolution input and output iptables -A INPUT -p udp --dport 53 -d 8.8.8.8,8.8.4.4 -j ACCEPT ^^^^^ iptables -A INPUT -p udp --sport 53 -s 8.8.8.8,8.8.4.4 -j ACCEPT ^^^^^ Additionally, DNS can also use TCP ...