#!/bin/sh
# 2024-04-23 02:30:24 CK
IPTABLES=/usr/sbin/iptables
IPSET=/usr/sbin/ipset
$IPSET create BLOCKLIST hash:net

$IPSET add BLOCKLIST 202.65.32.0/19
$IPTABLES -A INPUT -m set --match-set BLOCKLIST src -j DROP
$IPTABLES -A OUTPUT -m set --match-set BLOCKLIST dst -j DROP