Switch Authentication from NTLM to kerberos

         Switch Authentication from NTLM to Kerberos

Plan details for switching authentication from NTLM to Kerberos on Saturday 23rd 2016

Step1: Make sure AD team has applied the required settings to Use Kerberos .

Execute the following command on the WFE to see all our web applications details by Verifying Service Principal Names (SPNs) using SETSPN command line Prompt:

setspn –L spapp10

Step2:  Change the authentication in CA for each web app

Chose the Negotiate (Kerberos) option and Save

Step3: Change authentication details in IIS to each web app:

Step4: Testing :

SharePoint slow ness and prompting for the Credentials Issue

SharePoint slowness and prompting for the Credentials Issue

Issue:

SharePoint slowness and prompting for the Credentials Issue intermittently.

Resolution:

Semaphore Holders default max value has to changed from 2 to 10 or 2 to 6.

MAXAPI valu changed from 2 to 10.

This resolved the slowness of SharePoint sites.