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Which posts of mine is NOT identical to what is posted on serverfault dot com/questions/200635/linux-iptables-best-way-to-clear-all-rules-leaving-anything-open ?

As originally supplied, I have to copy and paste line by line after sudo-ing in a terminal.

If I can combine the three lines into a single one, then I just have to copy and paste one line in to...

Thanks for the tip.

If '\' is used to break lines, then there is none in the code.

Could you help me transform the following 3 lines into a single line please?
iptables-save | awk '/^
/ {...

How do you transform the following into a single line?
iptables-save | awk '/^
/ { print $1 }
/^:[A-Z]+ [^-]/ { print $1 " ACCEPT" ; }
/COMMIT/ { print...

I wish to create an executable bash script that will run the following commands as root, that is, using sudo su
iptables-save | awk '/^
/ { print $1 }
/^:[A-Z]+ [^-]/ {...