Wireless Joint

I'm thinking of buying a Dell Wireless DW5811e for my Dell Latitude E5450 notebook. My only doubt: Dell states that DW5811e (which is a fully functional but Dell-branded Sierra Wireless AirPrime EM7455) is only supported from Latitude E54 70 (and not E54 50 ). However, its interface is the same (M.2 ...

Anyone tried DELL DW5811e (Sierra EM7455) in an older laptop (like E6440 and E6430) using an mPCIe adapter? I'm thinking of buying one but I'm afraid that vendor lock is too strict and also locks to notebook type instead of just the brand (Dell). Basically, I would like to use that in a Latitude ...

What exactly caused the disconnects? Was it forced by T-Mobile, according to their prepaid plan?

I have a Sierra Wireless MC8805, using it on a 3G HSPA+ network. Recently I had problems with a nearby cell in the B8 (900MHz) band. It always had slow download (10Mbit/s) and upload speeds (less than 1Mbit/s), also uploading anything crippled download speeds (to around 1Mbit/s). I successfully ...