Scenario: Exchange 2007/2013 Migration
One Exchange 2007 Server [removed]
One
Exchange 2013 Server Std, Windows 2012
All mailboxes moved to 2013
- November 27-30 2014
All public folders moved to
2013 - December 2, 2014
Exchange 2007 is still running and has not been removed from the domain, yet. [update]
Exchange 2007 removed from domain - 12-13-14
SSL Certs are current for: Autodiscover.ExtDom.com, ex13.ExtDom.com, ex13.IntDom.com
Applied CU6 (Dec 3, 2014) to fix Mobile access issues. Since applying CU6, OWA does not work with the exception of mobile browsers (Chrome - Nexus 7) or Safari 5.1.7 on Windows 7. These browsers get the OWA 2010 theme (Yellow).
User logs into OWA with Domain\UserName and PWD(IE). After clicking Sign In, page returns Bad Request. No errors logged in w3scv logs.
[update] CU7 applied 12-11-2014
All users can connect using Outlook 2013 or Mobile (iPhone & Android)
Exchange Admin Center (ECP) still works!
Browsers tested: IE10 (windows 7 x64),Chrome 39.0.2171.71m, Opera 26.0, FireFox 34.0.5, Safari 5.1.7
Attempted:
-
https://ex13.ExtDom.com/owa
-
https://ex13.IntDom.com/owa
-
https://ex13.ExtDom.com/owa?ExchClientVer=15
-
https://ex13.IntDom.com/owa?ExchClientVer=15
-
https://localhost/owa (on Ex 2013 server)
-
https://localhost/owa?ExchClientVer=15 (on Ex 2013 Server)
Fixes attempted:
-
remove | create Virtual Directories for OWA
-
Change authentication through Exchange PowerShell - Integrated/Basic from FBA/Basic
-
reverted since change didnt work.
-
-
Run UpdateCas.ps1
-
Run UpdateConfigFiles.ps1
-
IISReset (iisReset /NoForce fails)
OWA (Default Web Site) displays as Version 15.0 (Build 995.29) in EAC. [update] Build 1044.25 (CU7)
Links used for troubleshooting:
http://community.spiceworks.com/topic/514617-exchange-2013-unable-to-login-to-owa-ecp
https://social.technet.microsoft.com/Forums/ie/en-US/f8aa95d4-19e4-483c-8c4b-b039ab0d0127/400-bad-request-when-logging-in-to-owa-exchange-2013?forum=exchangesvrclients
http://tecfused.com/2013/09/23/exchange-2013-ecp-double-login-error-400/
https://social.technet.microsoft.com/Forums/lync/en-US/c25ce81c-76ea-471a-93ae-eeaf9e5015ac/exchange-2013-owa-error-400-bad-request?forum=exchangesvradmin
http://support.microsoft.com/kb/2871485/en-gb