> Proxy's address:
> fe80::10a5:b0b7:3a40:[****** last bit taken out]

While IPv6 has supposedly been in for 10 years, proxy never works. Disable.
How to disable certain Internet Protocol version 6 (IPv6) components in
Windows Vista, Windows 7, and Windows Server 2008
<http://support.microsoft.com/kb/929852>

How To Disable IPv6 In Windows 7
<http://www.addictivetips.com/windows-tips/how-to-disable-ipv6-in-windows-7/>