Have ENS2 in the cloud with a SEG on premise and Exchange 2013 on Premise
On the SEG server in ews-proxy.log seeing error message "request device not present in the request header" and in ewe-transaction.log the same error
Exchange ActiveSync authentication set to Basic. EWS authentication set to Basic, NTLM, OAuth. ActiveSync and EWS url hostnames are the same
SEG is 2.16 and in the application.properties file enable.boxer.ens.ews.proxy=true and remove.unsupported.auth.for.ews=true
