This video describes about below.
How to configure in maven to download artifacts/dependencies from Nexus instead of external remote repository?
How to solve the issue of “Could not transfer artifact pom from/to maven-default-http-blocker (http://0.0.0.0/): Blocked mirror for repositories”
For more information bout maven repositories in Nexus, please follow the below link.
• Nexus Repository Manager: Repository ...
Note:- In the video, for solving the issue of blocked mirrors, we have commented out the mirror corresponding to blocked mirrors .Another way to solve the issue is to exclude the nexus repos in mirrorOf tag in blocked mirrors section as below.
external:http:*,!central