Category Archives: Microsoft

Exchange 2016 CU2 and 2013 CU13 are out

Microsoft released the latest update to Exchange 2013 and 2016 on 6/21/2016. No major changes, but the DAG auto rebalancing and finally .NET 4.6.1 support are much desired changes. The new DAG feature is important to larger environments and the … Continue reading

Posted in Exchange, Microsoft, Technical | Tagged , | Leave a comment

Exchange 2013 POP3 service drops connections fix

At my current client they are using POP3 and we are in the process of setting up Exchange 2013 servers to act as hybrid servers for their Office 365 migration. So after setting up the servers I tested all protocols, … Continue reading

Posted in Exchange, Microsoft, Technical | Tagged | 52 Comments

Script: Set-UPN-O365-PSMTP.ps1 – Sets UPNs on-premises and in Office 365

11/4/15: Posted script to TechNet Script Gallery: https://gallery.technet.microsoft.com/This-script-will-set-the-590a0907. Also updated code below and renamed the script to “Set-UPN-O365-PSMTP.ps1” I’m working with a client who is migrating to Office 365 and we ran into the issue where users’ UPNs do not … Continue reading

Posted in Exchange, Microsoft, Script, Technical | Tagged , , | 1 Comment

Exchange 2010 SP3 UR6 and 2013 CU5 released

Here’s a quick summary of fixed and known issues. Last updated 8/14/2014 Exchange 2010 SP3 UR6 – Download | KB2936871 Info Exchange 2013 CU5 – EHLO Blog Post | Download | KB2936880 (CU5 includes SP1 updates) Blog post about 2013 CU5 I recommend … Continue reading

Posted in Exchange, Microsoft, Technical | Tagged , | 2 Comments

DMARC broke your mailing lists!

4/25/14 Update: Renamed post to “DMARC” instead of Yahoo now that Aol has their DMARC policy set to reject: http://postmaster-blog.aol.com/2014/04/22/aol-mail-updates-dmarc-policy-to-reject/ After spending sometime the last couple of days checking and rechecking my SPF settings I figured out today it was a change … Continue reading

Posted in Exchange, Microsoft, Technical | Tagged , | 6 Comments

Known Issues with Exchange 2013 SP1

5/23/14 2013 SP1 CU5 released: https://blog.jasonsherry.net/2014/05/28/exchange-2010-sp3-ur6-and-2013-cu5-released/ Last updated: 4/14/14 Important: 3/4 Transport server doesn’t start after upgrade and some products that use Transport Agents don’t work Issue is related to an XML file getting updated incorrect during the install of SP1 SP1 introduced a badly … Continue reading

Posted in Exchange, Microsoft, Technical | Tagged , , | 6 Comments

Speaking at MEC 2014 in April on cross forest migrations

Update: Content can be viewed here: http://channel9.msdn.com/Events/MEC/2014/DMI302, but my notes, which included links to the scripts I talk about were removed. Go here: http://1drv.ms/1Gu4sfx to get the full copy of my PPT, with notes. I just got my acceptance letter … Continue reading

Posted in Exchange, Microsoft, Technical | Tagged , , | 1 Comment

Exchange 2010 SP3 RU3 and 2013 CU3 Released & Known Issues

3/4/14: Blog Post: Known Issues with 2013 SP1 12/4 Update: Added Known Issues list at the end Today, after a few delays, both Exchange 2010 SP3 RU3 and Exchange 2013 RTM CU3 have been release! For more details on CU3 and a bit of … Continue reading

Posted in Exchange, Microsoft | Tagged , | 10 Comments

RIP Microsoft MCA\MCM certification programs

See this blog post: Are Microsoft Losing Friends and Alienating IT Pros? by Steve Goodman, or this one Retiring the Microsoft Master certifications and training by Neil Johnson (who 1st broke the news I think), this one Microsoft Certified Systems Master certification now … Continue reading

Posted in Microsoft, Personal, Technical | Tagged , | 5 Comments

Exchange 2013 Jetstress Field Guide 2.0 released

Quick post for now, I’ll come back later and update it with more details after I read it 🙂 When doing any install of Exchange I always insist on running JetStress to make sure the storage is working as expected. About … Continue reading

Posted in Exchange, Microsoft, Technical | Tagged , | Leave a comment