If you can access the receiver throuigh your local network:
Open /etc/passwd with Notepad++
On the first line delete the "x" after "root:". It's important to leave the colons
After editing, the first line should look like this:
root::0:0:root:/home/root:/bin/sh
Restart the receiver and the password will be reset (ie no password)
Have you rechecked your box ip is correct for webif and box has a connection to internet?
Tried it already.try root for user and leave the password blank
You can also use dream explorer in plugins to edit the file on the box