Messaging 25

When Exchange 2013 will actually decide to proxy or redirect a request to a legacy Exchange 2007? Exchange 2013 will always try to proxy a request to other CAS 2013 servers or legacy versions, especially for Exchange 2010. The only exceptions are: Exchange 2007 OWA Exchange 2010 OWA or ECP /w ExternalURL set Workload Exchange 2007 Exchange 2010 OWA Redirect   to ExternalURL (legacy namespace) Proxy Redirect if ExternalURL is set ECP N/A Proxy Redirect if ExternalURL is set POP/IMAP Proxy Proxy ActiveSync Proxy Proxy Autodiscover Proxy to Exchange 2013 MBX Proxy Outlook   Anywhere Proxy Proxy Exchange Web Services (EWS) Autodiscover Req. (to retrieve the EWS 2007 URL and hand that to the user) Proxy            Here's quick demonstration...

General Overview of Email Flow from Email-Client to Email-Server Moreover it is just a simple overview of Client-Server Mail Flow not a deep level architecture. There are other many protocols and procedures to connect to Email Server like if you are outside the organization and want to connect to your organization's Email Server than your outlook will be configured Outlook Anywhere (RPC over HTTP) Protocol or you can also access through the web browser called (Outlook Web App) or if you are going to access email server using Smart Devices that you will be used (ActiveSync) Protocol.

Unable to change Windows Update settings: "SOME SETTINGS ARE MANAGED BY YOUR SYSTEM ADMINISTRATOR Solution: 1.    Click Start, type gpedit.msc and press Enter. 2.    Locate to Computer Configuration -> Administrative Templates -> Windows Components -> Internet Explorer. 3.    Double-click “Security Zones: Do not allow users to change policies” on the right pane 4.    Choose “Not Configured” and click OK. 5.    Restart the computer and test the result. You can also delete the registry key “Security_HKLM_only” under HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings directly.

Faulting application name: hostcontrollerservice.exe, version: 16.0.775.0, time stamp: 0x5211bea8 Application Error Faulting application name: hostcontrollerservice.exe, version: 16.0.775.0, time stamp: 0x5211bea8 Faulting module name: KERNELBASE.dll, version: 6.2.9200.17637, time stamp: 0x56980227 Exception code: 0xe0434352 Fault offset: 0x000000000004b418 Faulting process id: 0x4878 Faulting application start time: 0x01d2a139409a0421 Faulting application path: D:\Program Files\Microsoft\Exchange Server\V15\Bin\Search\Ceres\HostController\hostcontrollerservice.exe Faulting module path: C:\Windows\system32\KERNELBASE.dll Report Id: 80ceb831-0d2c-11e7-950e-005056be650e Faulting package full name: Faulting package-relative application ID: Solution: Stop the Microsoft Exchange Search service and Microsoft Exchange Search Host Controller (this one probably already is). Edit the file installconfig located in C: \ Program Files \ Microsoft \ Exchange Server \ V15 \ Bin \ Search \ Ceres \ Ins

Windows Process Activation Service – Error 13: The data is invalid The World Wide Web Publishing Service service depends on the Windows Process Activation Service service which failed to start because of the following error: The system cannot find the file specified." "The Windows Process Activation Service service terminated with the following error: The system cannot find the file specified." Note:   World Wide Web Publishing Service service depends on the Windows Process Activation Service Solution: The  applicationHost.config  file was messed up. For me the file was completely empty. Not a line of code to be found. Luckily IIS takes backups that can be found in  C:\INETPUB\HISTORY . Under here you will see several folders with a prefix of  CFGHISTORY . The folder with the highest revision number will be your latest backup. Copy this file and overwrite the existing file at  C:\WINDOWS\SYSTEM32\INETSRV\CONFIG .

Windows 2012 R2 hangs at splash screen after reboot on Esxi-5.5 It turns out this is a known issue and VMware has released  KB2092807   to address it. Each processor has a TimeStampCounter (TSC) which is essentially an odometer that counts how many cycles the processor has run since its last reboot. 1.               Web Client: Settings -> VM Options -> Advanced -> Edit Configuration 2.               monitor_control.enable_softResetClearTSC Set the value to  "true"  as shown in the following snapshot.

Changing virtual directory URLs by using EAC removes all forms of authentication in Exchange Server 2016 (CU 2) Symptoms If you change the MAPI virtual directory URLs by using the Exchange Admin Center (EAC), all forms of authentication are removed from the MAPI virtual directory. Resolution To fix this issue, install  Cumulative Update 4  for Exchange Server 2016 or a later  cumulative update for Exchange Server 2016 . Status Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. References Learn about the  terminology  that Microsoft uses to describe software updates. Properties Article ID: 3212580 - Last Review: Dec 13, 2016 - Revision: 1 Applies to Exchange Server 2016 Enterprise Edition, Exchange Server 2016 Standard Edition