FC12-- Temporarily turning off IPv6 in Firefox and Thunderbird

Robert Moskowitz rgm at htt-consult.com
Tue Jan 12 18:29:39 UTC 2010

On 01/12/2010 10:21 AM, Ted Roche wrote:
> On Tue, Jan 12, 2010 at 11:04 AM, Robert Moskowitz<rgm at htt-consult.com>  wrote:
>> I am at the IEEE 802 Emergency Services Study Group meeting and IPv6 is
>> configured on their wireless and not working, so to sites like IETF and
>> my home, I am getting long time outs until Firefox and Thunderbird give
>> up and then try IPv4.
>> How do I change things that for this week, I skip the IPv6 attempt?
>> Oh, and next week is IEEE 802.15 Interim that will probably also not
>> have IPv6 configed right, and the week after that is IEEE 2030 which,
>> well I just don't know...  :)  IEEE month for me!
> On Fedora/GNOME, System, Administration, Network. Select the interface
> you'd like to use (my wireless is wlan0, for example). Hit the Edit
> button on the toolbar and uncheck the option labeled "Enable IPv6
> configuration for this interface."

Well I DON'T have it enabled and:  ifconfig wlan0

wlan0     Link encap:Ethernet  HWaddr 00:1B:77:43:09:78
           inet addr:  Bcast:  
           inet6 addr: fe80::21b:77ff:fe43:978/64 Scope:Link

So I am getting a Link Local IPv6 addr and that is what is causing the 

Neither /etc/sysconfig/network or 
/etc/sysconfig/network-scripts/ifcfg-wlan0 have any mention of IPv6.

> You'll likely need to restart networking to get everything squared away.

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