While connecting to Citrix ADM(MAS) from Director customer is getting error "Network unreachable. Check configuration, authentication, or service availability. "
For configuring the Director with Citrix ADM(MAS) follow the blog: https://www.citrix.com/blogs/2016/10/12/configure-director-with-netscaler-management-analytics-system-mas/

But after that user is unable to view Network details in Director's network view with error shown as "Network unreachable. Check configuration, authentication, or service availability."
 

• Check the HTTPS connectivity between Citrix AMD(MAS) and Director trust the Citrix ADM(MAS) certificate in Director. If you are using a self-signed cert, the server that you created the cert on is the root cert. This cert should also be placed inside the trusted root cert store of your computer. To add the certificate to the trusted root on Director, please follow below process: go to MMC > Add/Remove snap-in > Certificates > Computer > Local > Trusted Root Certification Authorities > install the root certificate.
• check if "Secure access only" is checked under Citrix ADM(MAS) System--> System configuration.You may uncheck the same and can configure the Citrix ADM(MAS) to allow HTTP connection if don't want to trust the certificate and want to continue the connection using HTTP.  Please note that if you uncheck the Secure access only the Director to ADM(MAS) connectivity will be established over HTTP and not HTTPS.

Problem Cause

• SSL certificates for Citrix ADM(MAS) are not trusted in app director.