Anyone on a Slingbox thats trying to connect remotely the last few days that has had issues connecting you are not alone
Slingmedia is having major problems with some of thier servers they use for the slingaccounts
Here is a Forum on Sling.com that talks about all the problems customers are currently having
http://answers.slingbox.com/community/slingbox_software/windows/watch_on_slingbox.com/sling_accounts?view=discussions
Hopefully this issue will be fixed soon, as of this morning August 9th the problems still exist :(