Email Security Gateway 7.1 and up
There will be included with the release of the Email Security Gateway v7.1 a new Anti-Virus addin for Exchange 2013.
Please note that Exchange 2013 must be updated with the latest Cumulative Update (CU) before installing the Barracuda addin.
More information on this can be found here
Please note that the normal Microsoft Service packs and updates will not install the Updates for Exchange.
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