23 How to Block Telnet and SSH Traffic in Iptables Firewall | Mastering Iptables Firewall

How to Block Telnet and SSH Traffic in Iptables Firewall.

How to Block Access to Telnet and SSH Server using Iptables Firewall. What ports are used by telnet and ssh.

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[zubair-]

Bro, ufw status par error a raha ha.. please help? 'iptables' error a raha ha "iptables v1.6.1: can't initialize iptables 'filter' : permission denied(you must be root) Perhaps iptables or your kernel needs to be upgraded." ??