Reg.exe Add HKEY_CURRENT_User\Software\Microsoft\Office\15.0\Outlook\RPC /T REG_DWORD /V DefConnectOpts /D “0” You can SetOutlook 2013 DefConnectOpts Registry Value by You can fix it via a script using reg.exe tool. Users who are not aware to use regedit editor or find it risky can perform an alternative method as any wrong step can land into big and severe issues. It will no longer validate to check gateway configuration. Once the registry disables new Outlook 2007 connection logic, it is forced to use previously used connection logic which was used in Outlook 2003.
This checking of gateway is the real issue which is causing this error to flash. When you start Outlook application, it will first look for a machine to have a default gateway set in order to perform some advanced connection optimization.
Your network does not have a default gateway” Disable Outlook Connection OptimizationĪll the client machines generally have a gateway configured which allows IP traffic to flow in environment. Now, when you click on Check Name again, the error re-appears “The connection to Microsoft Exchange is unavailable. Get-ADUser Administrator | Select Name, *GUID* Get-Mailbox Administrator | Select Name, *GUID*ĮxchangeGUID will not appear in ADDS cmdlet though One more thing which is visible is that information specified in Exchange server name is ExchangeGUID of mailbox. This was done to diminish events of “ Your administrator has made a change that requires you to restart Outlook” prompts. But it should not bother you as Exchange 2013 was designed with this change to provide a single consistent identity that Outlook can store. You will notice in such situation the Exchange Server filed will not state the name of Exchange servers.
#MICROSOFT OUTLOOK WILL NOT CONNECT TO SERVER HOW TO#
Let us go through the problem thoroughly and know how to resolve the issue. But despite of all machines being in single subnet and network being a private Hyper-V switch, it may want a default gateway. One might ignore the default gateway bit of error message considering it to be client-side connectivity issue. Your Network Adapter does not have a default gateway” The connection to Microsoft Exchange is unavailable. Following error will be displayed while creating new profile The very basic thing which happens when such problem occurs is Outlook will not connect to its present profile and when you will try to create a fresh new profile it will show error. Symptom of Such Outlook-Exchange Connection Issue Client computer running Outlook 2007 must have a configured default gateway and if this requirement is not fulfilled, error is flashed. Its collaboration with Microsoft Exchange Server is a successful emailing platform and thus is part of many organizations. MS Outlook has outrivaled several emailing applications and has emerged as a dominant application offering several functions.
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