System Manager 7.1.1.1
Security Mode - Standard Hardening
Build No. - 7.1.0.0.1125193
Software Update Revision No: 7.1.1.1.057109
Service Pack 1
Breeze:3.3.1.1.331108
EngagementDesigner:3.3.0.0.25057

log:Oct 25 23:42:55 CcaasBreeze1 nginx: 2017/10/25 23:42:55 [warn] 8173#8173: *69 using uninitialized "response_body" variable while logging request, client: 172.28.5.123, server: $host, request: "GET /favicon.ico HTTP/1.1", host: "ccaasbreeze1ed.changhongit.com", referrer: "https://ccaasbreeze1ed.changhongit.com/services/EngagementDesigner/admin.html"

Pl follow the installation guide. You would need to update the etc/hosts file before installing Engagement Designer.

You may also find this thread to be helpful:
https://www.devconnectprogram.com/forums/posts/list/21460.page