I am using a customized PRL based on 55016. I would use 2011 if I can find it. I inserted one line on top of the same NID in my neighborhood, to give my airave "more" priority, following this post http://s4gru.com/index.php?/topic/2440-airave-evo-4g-lte-data-connection-but-not-voice/&do=findComment&comment=60555.