said by pn :
MTU...WB proxy...re-install my OS Win 7 64 bit.
Dos Window with admin privilege
netsh interface ipv4 show subinterfaces
Examine MTU setting on left, then
netsh interface ipv4 set subinterface "Local Area Connection" mtu=576 store=persist
Wildblue Proxy - Via FireFox, might see if FoxyProxy Standard 4.1.1 will over-ride WB's proxy.
»addons.mozilla.org/en-US ··· tandard/
I assume you setup WB proxy via their program, if so, look at comment there via "solution for firefox18 problem"
Use this site now, to see what IP you are using: »/whois
What overseas site is giving an issue?