Cheers for the screenshots, griff_90!
You can (and should) leave the firewall on "Standard" (or higher). Set the level too low and rogues can log into the device from the WAN-side. That said, if the firewall level is set back to "BT" then it will lock the device again!
I'm afraid don't know much about Windows 7. I have used the putty telnet (and ssh) client for Windows. That seems to work fine..
As for interpreting the figures, please don't look to me for an explanation as I know next to nothing about line statistics... But there are plenty of experts on here who do!......
Edited by asbokid (Thu 08-Sep-11 14:37:42)