dg1670-scrape

Produce graphs from an Arris DG1670 cable modem

Setup

have a dg1670 modem
setup your network so you are able to reach the modem's status interface via http://192.168.100.1
have perl modules CGI, HTML::TableExtract, RRDs (from rrdtool-perl in Fedora), LWP::UserAgent
create a directory /var/db/cable, writeable by a user of your choosing
run this script cable-modem from cron every 5 minutes as that user
put cablegraph in /var/www/cgi-bin or wherever your web server expects cgi programs
chmod 755 the cablegraph file