203.18.50.0	203.18.50.255	256
203.20.110.0	203.20.111.255	512
203.21.76.0	203.21.77.255	512
203.61.194.0	203.61.194.255	256
203.62.172.0	203.62.175.255	1024
203.62.195.0	203.62.195.255	256
203.63.239.0	203.63.239.255	256