sbessire wrote Oddly, while the beta firmware works to L2TP with MacOS Sierra on my 2015 Macbook and iPhone 6 Plus, from my 2014 Macbook I still get failures for the L2TP interface with both the...

I've found on http://tp-link-support.de/firmware/TL-ER6120/ a firmware dedicated to this issue: http://tp-link-support.de/firmware/TL-ER6120/TL-ER6120v1_160622.beta.Apple-L2TP.zip. Maybe will help...

Same problem! TL-ER6120 v1.0.7 with iPhone SE 10.0.2 The L2TP IPSec connection is not working at all! Please do something to solve this issue! We really need it!