Wireless Joint

I have an EM12-G with a sim form a sprint tablet. When I connect to bands 25,26, and 41 I get no IPv4 IP address. It shows 255.255.255.255 as the IP but I appear to get an IPv6 IP. Certain applications and websites work, but others do not. I have tried all 3 sprint APNs. If I leave the APN blank I c...

Your band lock is for Sprint bands 41, 25 and 26. How are you connected to band 2 if your using a Sprint SIM card? Also the command doesnt have a " at the end AT+QCFG="band",0,10003000000 I am on a Sprint Sim and connected to T-Mobile band 2 and it is working. I left the APN blank an...

First, Thank you all for the great information. I will be traveling this weekend and I am trying to figure out how to scan all sources in the area so I do not have to lock each band and see what the quality is. I have tried all the AT commands I can find and I must be doing something wrong. I have a...