This issue is likely to be bufferbloat [1] and not directly related to LTE. If you can put a properly configured router in front of the modem that may help. I h

This issue is likely to be bufferbloat [1] and not directly related to LTE. If you can put a properly configured router in front of the modem that may help. I haven't looked into it but it seems recent OpenWRT have the necessary support to mitigate bufferbloat. [1] https://www.bufferbloat.net/projects/bloat/wiki/Introduction/ https://www.bufferbloat.net/projects/bloat/wiki/Introduction...