Cognizant mail boxel rebound

It seems like you're referring to a specific issue with Cognizant's mailbox or a mailbox-related problem. Can you please provide more context or details about the issue you're experiencing? For example:

• What kind of mailbox are you referring to (e.g., email, physical mailbox)?
• What is the nature of the issue (e.g., emails not being delivered, mailbox not functioning properly)?
• Have you tried any troubleshooting steps or contacted Cognizant's support team already?

The more information you provide, the better I'll be able to assist you in resolving the issue or finding a solution.