Recent answers to If your computer or network is protected by a firewall or proxy, make sure that Firefox is permitted to access the Web.https://support.mozilla.org/en-US/questions/9484502013-01-26T18:12:04-08:00A possible cause is security software (firewall,anti-virus) that blocks or restricts Firefox or the 2013-01-26T18:12:04-08:00cor-elhttps://support.mozilla.org/en-US/questions/948450#answer-402242<p>A possible cause is security software (firewall,anti-virus) that blocks or restricts Firefox or the plugin-container process without informing you, possibly after detecting changes (update) to the Firefox program.
</p><p>Remove all rules for Firefox and the plugin-container from the permissions list in the firewall and let your firewall ask again for permission to get full unrestricted access to internet for Firefox and the plugin-container process and the updater process.
</p><p>See:
</p>
<ul><li><a href="https://support.mozilla.org/kb/Server+not+found" rel="nofollow">https://support.mozilla.org/kb/Server+not+found</a>
</li><li><a href="https://support.mozilla.org/kb/Firewalls" rel="nofollow">https://support.mozilla.org/kb/Firewalls</a>
</li></ul>
<p>See also:
</p>
<ul><li><a href="http://kb.mozillazine.org/Error_loading_websites" rel="nofollow">http://kb.mozillazine.org/Error_loading_websites</a>
</li></ul>If your computer or network is protected by a firewall or proxy, make sure
that Firefox is permit2013-01-25T18:48:32-08:00bob_goahttps://support.mozilla.org/en-US/questions/948450#answer-401952<p>If your computer or network is protected by a firewall or proxy, make sure
</p><pre> that Firefox is permitted to access the Web.
</pre>If your computer or network is protected by a firewall or proxy, make sure
that Firefox is permit2013-01-25T18:47:59-08:00bob_goahttps://support.mozilla.org/en-US/questions/948450#answer-401950<p>If your computer or network is protected by a firewall or proxy, make sure
</p><pre> that Firefox is permitted to access the Web.
</pre>