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Few days ago Microsoft released CU5 for Microsoft Exchange Server 2013.
Probably most of you says: “CU 5 ??? Where is CU4 for Exchange 2013, did I miss something ?”
No you didn’t. Microsoft servicing strategy for Exchange 2013 says new CU for Microsoft Exchange 2013 every 3 months and sometimes service packs indicating a particular milestone in terms of features and support for Exchange Server 2013.
So now you see that Exchange Server 2013 Service Pack 1 is CU4 Exchange Server 2013. This is the same update for Exchange Server 2013.
You can check all updates CU, RU, Service Packs for Exchange Server releases in your website:
For Exchange Server 2013 we have:
- Exchange Server 2013 RTM
- Exchange Server 2013 CU1
- Exchange Server 2013 CU2
- Exchange Server 2013 CU3
- Exchange Server 2013 CU4/Service Pack 1
- Exchange Server 2013 CU5