Too little information to give any suggestion...
For comunication isue look at this:
https://support.symantec.com/en_US/article.TECH160964.html
For "Out-of-date" you can run SymDiag and see if definitions are corrupted or some other issue.
SymDiag download link:
https://support.symantec.com/en_US/article.TECH170752.html
"Attention needed" can have varous reasons, licenses, infected computers, disabled protection technologes on clients, etc...