ok i give steps step by step :
[
[email protected] etc]# vim sysconfig/iptables
E576: viminfo: Missing '>' in line: s
E576: viminfo: Missing '>' in line: ^I"^I1^I0
Press ENTER or type command to continue
# Generated by iptables-save v1.4.7 on Mon Oct 25 12:32:13 2021
*filter
:INPUT ACCEPT...