Yes , Exchange 2013 Service pack 1 is released
Download Exchange 2013 Sp1 from the below link
http://www.microsoft.com/en-us/download/details.aspx?id=41994
5 Important things Exchange Admins should know about Exchange 2013 Service Pack SP1
1. Exchange 2013 Sp1 now can be installed on Windows Server 2012 R2
2. Exchange 2013 Sp1 comes with Edge Transport server role
3. New Communication Method has been introduced where Outlook Will connect using (MAPI) over HTTP
Messaging Application Programming Interface (MAPI) over HTTP will Support Clients with explicit pause and resume functionality when their machines goes to hibernate or change networks. It will be stress relief for admin from various Outlook issues (E.g You will create a internal url like https://mail.careexchange.in/mapi)
Supported Clients for ( MAPI over HTTP) – Outlook 2013 SP1
4.It leverages DAG with no AAP (Administrative Access Points)
For Example –
You can create DAG with No static IP address
Which wont create cluster name object (CNO) in Active Directory anymore
No IP address and DNS entry for the Cluster resources
Also it will allow dynamic voting system in the cluster . Which is super cool . When one nodes goes down it recalculates and keep the existing nodes alive. When nodes comes back it rejoins the cluster with no hassle
Note – This type of cluster cannot be managed using Failover Cluster Manager , It can be managed only using PowerShell (It’s a optional feature in Exchange 2013 Sp1)
5.SSL offloading is supported,
Incoming SSL Connections can be terminated on your frontend CAS servers and move the SSL workload to a load balancer device
Â