Searching for External Trusts Only Support Ntlm Authentication information? Find all needed info by using official links provided below.
https://setspn.blogspot.com/2009/09/ad-external-trusts-and-kerberos.html
Sep 11, 2009 · Access to resources between domains that are connected by an external trust requires Pre-Windows 2000 Compatibility. Because external trusts only support NTLM authentication, queries to a directory in a different forest are always handled as anonymous access.
https://blogs.msmvps.com/acefekay/2016/11/02/active-directory-trusts/
Nov 02, 2016 · External trusts are NTLM based, meaning users must authenticate using the Pre-Windows 2000 logon method (domain\username).NTLM requires NetBIOS name resolution support for functionality. Additional reading on creating External Trusts and DNS Support: DNS and NetBIOS Name Resolution to Create External, Realm and Forest Trusts
https://support.microsoft.com/en-us/help/2008039/interactive-user-logon-over-external-trust-fails-or-encounters-delays
Interactive user logon over external trust fails or encounters delays. ... NTLM authentication will succeed, however any future access to the user DCs by the group policy or profile service will fail, and group policy for the user does not apply. ... remove the existing external trust and recreate it using the Windows Domains and Trusts snap-in ...
https://blogs.technet.microsoft.com/thomase/2010/12/14/agent-communication-error-21001-caused-by-wrong-type-of-trust/
Dec 14, 2010 · The problem was, that all trusts were created as External Trusts and not as Forest trusts. Among other differences, the External Trust contra the Forest trust does not support Kerberos authentication, which is an requirement for the OpsMgr agent to Management Server communication.
http://www.activedir.org/thread/authentication-methods-used-and-supported-by-different-trust-types
Jul 21, 2009 · that NTLM would be used across those trusts rather than the preferred Kerberos. [All domains involved are running at forest func level w2k3 - all clients are using XP and all servers w2k or w2k3]. Can someone please confirm that [given the above info around FFL and client OS] these external trusts would support Kerberos and NTLM and
https://social.technet.microsoft.com/Forums/exchange/en-US/75f8d6c4-70f4-49e5-ac32-a49dd91b5520/outlook-anywhere-ntlm-for-internal-users-and-basic-for-external-users
Nov 25, 2012 · You may need to choose Basic Authentication if the connecting computers are not members of the domain, if the ISA Server publishing rule and listener are shared with other Exchange services that require Basic Authentication, or if the firewall being used does not support NTLM authentication. NTLM Authentication – this is ideal for connecting ...
https://blogs.technet.microsoft.com/mir/2011/06/12/accessing-resources-across-forest-and-achieve-single-sign-on-part1/
Jun 12, 2011 · One-way forest trust support cross forest Kerberos and NTLM authentication while external trust only support NTLM (Kerberos authentication is the preferred method in SOEasy, NTLM is provided for backward compatibility) ... Please refer to article below for complete list of ports required to be opened on firewall to establish trust across the ...
https://blogs.technet.microsoft.com/activedirectoryua/2010/08/04/conditions-for-kerberos-to-be-used-over-an-external-trust/
Aug 04, 2010 · We have updated the TechNet article, Technologies for Federating Multiple Forests, to include the prerequisites for employing Kerberos over external trusts. Highlights of the updates from the article are: The trust has to be created using the fully qualified domain name (FQDN). Kerberos referral fails if the FQDN is missing from the TDO.
https://blogs.msmvps.com/acefekay/tag/active-directory-authentication/
Nov 02, 2016 · External trusts are NTLM based, meaning users must authenticate using the Pre-Windows 2000 logon method (domain\username).NTLM requires NetBIOS name resolution support for functionality. Additional reading on creating External Trusts and DNS Support: DNS and NetBIOS Name Resolution to Create External, Realm and Forest Trusts
https://blogs.msmvps.com/acefekay/category/ad-trusts/
Nov 02, 2016 · External trusts are NTLM based, meaning users must authenticate using the Pre-Windows 2000 logon method (domain\username).NTLM requires NetBIOS name resolution support for functionality. Additional reading on creating External Trusts and DNS Support: DNS and NetBIOS Name Resolution to Create External, Realm and Forest Trusts
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