Failover failing, says CQL is 9223372036853891591
I am unable to failover the mailbox databases, this worked earlier today, I updated/patched the server the databases moved off. When I tried to move them back so I could update the other server I got...
View ArticleExchange 2013 CAS Windows NLB Cluster Mode
Dears,If Exchange 2013 CAS Windows NLB Cluster Mode is set to IGMP multicast, will this affect Exchange operation or it is ok?
View ArticleCan't login to mailbox when database is on some DAG members
Hello all,I have a new DAG we setup with 4 server 2 in each site. Exchange 2013 on Serve 2008 R2. When the database is activated on any server in site A, everything works perfect. When the database...
View ArticleExchange 2010 - Data Copy (log) drive consuming space rapidly - one...
Hello,Using Exchange 2010, in last few days started getting SCOM alerts stating that the Data Copy (log) drives on our Exchange DAG servers are running low on space. Free space has been rapidly...
View ArticleSystemo Mailbox missing after a dial tone restore
A customer hassuffered a damage tothe firstExchangedatabase2013.I haveoperatedadialtonerestoreand,after somedifficulties, I have repaired the database and proceed with the restoration of user's...
View ArticleExchange 2013 HA with dag across two data center and FWS in 3rd site
dear all,we are planning configure DAG for our exchange 2013 infrastructure, the setup will be in following DC 1- one mailbox and one cas serverDC 2 - once mailbox and 1 cas serverDc3 - file witness...
View ArticleRegarding PAM role movement between sites during WAN outage.
Hi All ,In my environment we have a setup like below.Production site - Active site - All the mailbox users are connected to this site 2 mailbox servers site DR site - Passive site 1 Mailbox server...
View ArticleExchange 2013 setup with Hardware Load Balancer
Hi, We are thinking of purchasing a hardware network load balancer for our Exchange servershttps://technet.microsoft.com/en-us/library/jj898588%28v=exchg.150%29.aspx?f=255&MSPPError=-2147217396 We...
View ArticleUsing windows backup to backup exchange database
HelloI would like to backup exchange database with Windows backup. We have Exchange 2010 on a Windows 2012 R2 server. From the articles I have been reading I would like to confirm the best practice in...
View ArticleHigh Database Failure
We are constantly getting "the Microsoft Exchange Information Store Database 'Name' copy on this server encountered a serious I/O error. A lost write was detected. And we check the logs to find nothing...
View ArticleEDB to PST Converter
Which of the two is the better option? Stellar Phoenix exchange db recovery or Kernel exchange server recovery tool or probably another tool? I have a couple of EDB files that I need to extract...
View ArticleWhy do my DAG databases keep switching servers by themselves?
I have a two-node Exchange 2013 DAG spread across two AD sites. I'm trying to figure out why the databases keep switching between the two servers by themselves. For example, I can activate all...
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Active Mailbox database move itself
Hi Team,I have issue, suddenly my Exchange mailbox move to other passive mailbox with healthy condition, no downtimeI have Exchange 2013 Cu7 and 3 Member DAGthis is event id log when move happenedcan...
View ArticleUnbound Preferred Architecture and Latency
How does an Outlook client deal with latency in an unbound architecture. Is the Outlook client able to reconnect automatically to a low latency Exchange server once latency to an alternate site is...
View ArticlePassive Database Healthy but CopyQueue Length at 9223372036854769389
Hi GuysI've some questions about my Exchange 2013 DAG.I'm having two Exchange 2013 in two different Sites (also a Witness Server in Site C):Site A -- Hex01-- 10.1.1.10/24Site B -- Hex02 --...
View ArticleNew DAG - 2012R2 & Exchange 2013 SP1
Hi there,Setting up a test platform running on 2012R2 with Exchange 2013SP1, and whilst all looks ok I simply cannot add any server to a new DAG, I can create the dag without any issues and tried using...
View ArticleExchange Transport Fail Over Failed
Hi Exchange Expert,We have in premises exchange server running 2010 SP1. Our Exchange Infra is as below. all of the servers below are in the form of Hyper V VM. so, there are 2 physical server and each...
View ArticleEdge role with multiple Mailbox Servers
Hi,I have 4 mailbox servers and 4 CAS servers. I need to implement Edge role with 4 mailbox servers. Also I need to have more than 1 edge role for High Availability. How is it possible?Can anyone help...
View ArticleWill page read errors in databases replicate within a DAG?
Hi all! :)We've seen a couple of these problems on one of our databases on a standalone server lately. We had to do a repair and a dial-tone restore to get the customer up and running.Information Store...
View ArticleResiliency with Two Sites and Two Exchange Servers?
Is it possible to remain protected against a full Exchange server failure if you have two sites and only two Exchange servers?Here is the configuration: Two Exchange 2013 servers with CU8 each running...
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