if iptables -L | grep -q '^REJECT.*tcp-reset' ; then
echo "Rule for tcp/113 already present, nothing to be done."
else
- echo -n "Rejecting tcp/113 via iptables to speed up speed up booting via PXE:"
+ echo -n "Rejecting tcp/113 via iptables to speed up speed up booting via PXE: "
iptables -A OUTPUT -p tcp --dport 113 -j REJECT --reject-with tcp-reset && echo done || echo failed
fi
else