@MR.S Thanks for your reply and apologies for the delay in getting back to you. I believe the router is being adopted via the VPN Tunnel, I am trying to get the Router using the Discovery Tool to...

Thanks for the suggestion! I did try this however it did give me the same error of "The device failed to download the upgrade file". It really does have me stumped that's for sure!

@Virgo Sorry you referred back to my original question :-) :-)

Hi Everyone, I am hoping you can help as i am totally at a loss here! To give you an overview - I have 2 sites connected via a Manual IPSec Tunnel using the ER605. The Software based controller is...