Remove Ipswitch Analytics Transport Rule

from: https://technet.microsoft.com/en-us/library/bb125203(v=exchg.150).aspx

Use the EAC to remove a mail flow rule

1. From the EAC, go to Mail flow > Rules.
2. Select the rule you want to remove and then click Delete

Open the Exchange Management Shell as Administrator and execute the Remove-TransportRule cmdlet:

Remove-TransportRule "IpswitchAnalyticsTransportRule"