Reboot CGA2121 modem via Web UI

reboot.sh

#!/bin/bash
SEC=$(curl -s -v 'http://192.168.0.1/goform/logon' -H 'Content-Type: application/x-www-form-urlencoded' --data-raw 'username_login=&password_login=&language_selector=en' --insecure 2>&1 | grep 'Set-Cookie' | cut -d '=' -f 2 | cut -d ';' -f 1)
CSRF=$(curl -s 'http://192.168.0.1/ad_restart_gateway.html' -H "Cookie: sec=${SEC}" --insecure | grep csrftoken | cut -d '"' -f 6)
curl -s 'http://192.168.0.1/goform/ad_restart_gateway' -H "Cookie: sec=${SEC}" --data-raw "csrftoken=${CSRF}&tch_devicerestart=0x00" --insecure >/dev/null 2>&1
echo "Done!"