Home » Linux. See also What does the pipe symbol mean in Linux? See also How do I lock a folder in Windows 10 home? Related posts: Question: How do I permanently add iptables in Linux? How set iptables rule in Linux? How do I make iptables rules in Linux? Asked 5 years, 1 month ago.
Active 9 months ago. Viewed k times. When I run on my linux Redhat version 6. Improve this question. Burgi 6, 14 14 gold badges 38 38 silver badges 50 50 bronze badges. King David King David 1 1 gold badge 6 6 silver badges 19 19 bronze badges. Add a comment.
Active Oldest Votes. So: Yes, if the rules shown are what you want, then your firewall is up. Improve this answer. We could see the iptable service has been started on few topsweb servers, which were in stopped state earlier.
Could you please help us to find out whether the service has been restarted automatically or not? So the output seen in iptables -L after stopping the iptables service is not harmful. The second accepts ICMP requests. The third accepts connections generated on the system itself i.
The COMMIT line ends the definition of the filter table and commits the rules just established to the kernel, readying them for use.
Iptables isn't as difficult to understand or update as it might first appear, but you should still be careful as you compose your rules so as not to lock yourself out of the system you're trying to manage. Compose your rules slowly and carefully and you should be OK. Sandra Henry-Stocker has been administering Unix systems for more than 30 years.
She describes herself as "USL" Unix as a second language but remembers enough English to write books and buy groceries.
She lives in the mountains in Virginia where, when not working with or writing about Unix, she's chasing the bears away from her bird feeders.
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