The Server Name OR Address could not be resolved.

This error normally points to the ADK kit not being installed or you might be using a proxi server.

Step by step guide for Simplified Disaster Recovery (SDR) with Backup Exec
https://www.veritas.com/content/support/en_US/article.100033528

How to install the MS Assessment and Deployment Kit
https://www.veritas.com/content/support/en_US/article.100044284

The disaster recovery disk wizard fails to download ADK in a setup that requires proxy authentication
https://www.veritas.com/content/support/en_US/article.100013946

I am having similar issues as above.

"I am trying to create a simplified disaster recovery disk but the error "the server name or address could not be resolved" is coming."

I tried click the links but contents has been removed.