Reboot my Frontier m400 modem

reboot_m400_modem.sh

#!/bin/bash
# usage: script_name modem_ip password
webSecurityKey=$(curl -s -k \
  -u admin:$2 \
  https://$1/htmlV/adv_advanced_menuMain.asp | \
    sed -n -e 's/^.*webSecurityKey \=\"//p' | \
    sed -e 's/\(\"<\/SCRIPT>\)*$//g' \
);

# echo $webSecurityKey;
# echo $2;

curl -k -X POST \
  -H "Host: $1" \
  -H "Connection: keep-alive" \
  -H "Cache-Control: max-age=0" \
  -H "Authorization: Digest username="admin", realm="NETGEAR", nonce="53875f3f2f368e1e47e262f14f8f3735", uri="/goform/EventForm", algorithm=MD5, response="f6be4a92f0b1e6a47efd18fe28566f28", opaque="5ccc069c403ebaf9f0171e9517f40e41", qop=auth, nc=000002ad, cnonce="5bd7d22e43de64da"" -H "Upgrade-Insecure-Requests: 1" -H "Origin: https://$1" -H "Content-Type: application/x-www-form-urlencoded" -H "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9" \
  -H "Sec-Fetch-Site: same-origin" \
  -H "Sec-Fetch-Mode: navigate" \
  -H "Sec-Fetch-User: admin" \
  -H "Sec-Fetch-Dest: document" \
  -H "Referer: https://$1/htmlV/restart.asp" \
  -H "Accept-Encoding: gzip, deflate, br" -H "Accept-Language: en-US,en;q=0.9" \
  -d "next_page=%2FhtmlV%2Freset.asp%3Frestart%3DTRUE&RebootEvent=noreset&webSecurityKey=$webSecurityKey" \
  https://$1/goform/EventForm;

# echo done