Take a look at the following link. You'll find the most common reasons for this behavior that you 're experiencing remotely,
You need to confirm that your network at home meets the minimum requirements. You also can try to connect to the Slingbox using a different computer to check if the issue persists
My pro works perfectly from my office and when using a dongle. works perfect every where except my appartment.
Singtel arrived today and changed the modem, still same problem. They have no idea.
I have tried everything that is posted on various sites, but still same.
Strange that on the odd occasion it works fine for a few hours. Usually late at night or early in the morning.
There is an answer, but i have had enough of slingbox. BBCIPLAYER using a proxy server works a treat here in singapore. I get most of the stuff i normally watch without the headache of stingbox.
Best of luck
gt in sgp