ADB: 安卓5.0之后网络验证，去掉wifi叹号
设验证服务器为谷歌国内网址
adb shell "settings put global captive_portal_server g.cn" adb shell "settings put global captive_portal_server www.265.com"
关闭验证机制
adb shell "settings put global captive_portal_detection_enabled 0" 打开为1
查看当前验证服务器
adb shell "settings get global captive_portal_server"
设验证服务器为预设默认网址
adb shell "settings delete global captive_portal_server"
设验证服务器为谷歌国外网址
adb shell "settings put global captive_portal_server clients3.google.com/generate_204"
