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subnet calculator
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#!/usr/bin/env python3 | |
import ipaddress | |
import sys | |
def get_cidr_ip_info(ip_net): | |
try: | |
net = ipaddress.ip_network(ip_net, strict=False) | |
print('IP版本号 | %s ' % str(net.version)) | |
print('是否是私有地址 | %s ' % str(net.is_private)) | |
print('IP地址总数 | %s ' % str(net.num_addresses)) | |
print('可用IP地址总数 | %s ' % str(len([x for x in net.hosts()]))) | |
print('网络号 | %s ' % str(net.network_address)) | |
print('起始可用IP地址 | %s ' % str([x for x in net.hosts()][0])) | |
print('最后可用IP地址 | %s ' % str([x for x in net.hosts()][-1])) | |
print('可用IP地址范围 | %s ' % (str([x for x in net.hosts()][0]) + ' ~ ' + str([x for x in net.hosts()][-1]))) | |
print('掩码地址 | %s ' % str(net.netmask)) | |
print('反掩码地址 | %s ' % str(net.hostmask)) | |
print('广播地址 | %s ' % str(net.broadcast_address)) | |
except ValueError: | |
print('输入格式有误,请检查!') | |
if __name__ == '__main__': | |
#cidr_ip = '192.168.1.1/24' | |
cidr_ip = sys.argv[1] | |
get_cidr_ip_info(cidr_ip) |
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