-A INPUT -s 2001:43f8:990::/48 -j ACCEPT
-A INPUT -s 2001:43f8:991::/48 -j ACCEPT
-A INPUT -s 2c0f:ef70::/32 -j ACCEPT
-A INPUT -s 2c0f:f6a8::/32 -j ACCEPT
-A INPUT -s 2c0f:f788::/32 -j ACCEPT
-A INPUT -s 2c0f:f908::/32 -j ACCEPT
-A INPUT -s 2c0f:fd78::/32 -j ACCEPT