#!/usr/bin/env sh adb shell settings put global captive_portal_fallback_url http://g.cn/generate_204 adb shell settings put global captive_portal_http_url http://www.google.cn/generate_204 adb shell settings put global captive_portal_https_url https://www.google.cn/generate_204 adb shell settings put global captive_portal_other_fallback_urls http://www.qualcomm.cn/generate_204