HUB Server Roles

HUB

Common Issues

Possible Solutions

Queue status result 

Number of messages in the queue continue to build up 

We would suggest taking a look at the following Microsoft article to properly manage the queues:http://technet.microsoft.com/en-us/library/bb125022(EXCHG.80).aspx 

EDGE – HUB Communication status 

Failure – The supplied credential is invalid 

The replication account has expired, and it can be fixed by running New-EdgeSubscription cmdlet on the EDGE and HUB servers. Please review the following Microsoft article: http://technet.microsoft.com/en-us/library/aa997590.aspx