Yes but, TR-069 it's a standard already used by usCould you please clarify, isn't this basically the same as sending a "auto.rsc" file to the device with FTP ?
If this rules are enabled. Webproxy doesn't work and i don't see connections on webproxy taband what exactly do you see with those rules enabled?
whet if you disable just input or output rules, but not together?
chain=srcnat action=masquerade