2 FAQ tagged "linux iptables"

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How to: Allow telnet and ssh through iptables under Linux
Q. I run both RHEL / CentOS Linux server and by default firewall blocked out everything including telnet / ssh access. How do I allow telnet - port 23 and ssh port 22 thought Linux iptables firewall ?
A.By default firewall rules stored at /etc/sysconfig/iptables location / file under CentOS / RHEL. All you have to [...]
Restrict ssh access using Iptable
Q. How do I stop or restrict access to my OpenSSH (SSHD) server using Linux iptables based firewall?
A. Linux iptables firewall can be use to block or restrict access to ssh server. Iptables command is used to set up, maintain, and inspect the tables of IP packet filter rules in the Linux kernel. However, you [...]

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