网友ZKB_sky分享：
设备K3 桥接光猫
原来用的是k3_v21d.bin 官改固件 持续1年半 全程公网IP
这几天嫌网速反应慢 刷了OpenWrt R20.2.15版 刚才弄DDNS才发现 公网IP被回收了 我x
我说怎么http://nstool.netease.com/ IP显示的和K3 wan口的不一样 DDNS一直失败
有大佬投诉过运营商的吗 说说流程 给个参考
类型: pppoe
地址: 100.xx.32.xx
子网掩码: 255.255.255.255
网关: 100.xx.32.1
DNS 1: 202.103.44.150
DNS 2: 202.103.24.68
已连接: 0h 9m 8s
网上搜到的
127.0.0.0 – 127.255.255.255, 169.254.0.0 – 169.254.255.255, 100.64.0.0 – 100.127.255.255, 224.0.0.0 – 239.255.255.255, 45.2.0.0 – 45.255.255.255, 192.88.99.0 – 192.88.99.255, 198.51.100.0 – 198.51.100.255, 198.18.0.0 – 198.19.255.255, 240.0.0.0 – 255.255.255.255, 192.0.2.0 – 192.0.2.255, 204.11.0.0 – 204.11.3.255, 192.0.0.0 – 192.0.0.255, 192.168.0.0 – 192.168.255.255, 172.16.0.0 – 172.31.255.255, 10.0.0.0 – 10.255.255.255, 66.251.128.0 – 66.251.191.255, 192.70.193.0 – 192.70.193.255, 192.70.192.0 – 192.70.192.255, 144.48.0.0 – 144.48.255.255, 192.0.32.0 – 192.0.47.255, 208.77.188.0 – 208.77.191.255, 199.43.132.0 – 199.43.135.255, 199.7.83.0 – 199.7.83.255, 199.253.182.0 – 199.253.183.255, 199.91.192.0 – 199.91.199.255, 192.12.109.0 – 192.12.118.255, 199.4.138.0 – 199.4.138.255, 199.4.28.0 – 199.4.31.255
都不是公网IP。。除了127网段电脑不路由外。。其他都能被运营商使用。