HI All, I have an R11e-LTE6, using Vodafone which I have tested broadcasts on band 1, 7 and 20 however I can not get it to connect to 1 and 7 concurrently. It either connects to 7 and 20 or 1 and 20. I recently purchased a TP-Link Archer MR600 which is a 4G+ device, slipped the Vodafone sim inside a...