What is KMS server failed?
Failed requests indicate KMS clients that the KMS host does not support. For example, if a Windows 7 KMS client tries to activate against a KMS host that was activated by using a Windows Vista KMS key, the activation fails.
How do I enable KMS host?
Install and configure a KMS host Select Key Management Service (KMS) as the activation type and enter localhost to configure the local server or the hostname of the server you want to configure. Select Install your KMS host key and enter the product key for your organization, then select Commit.
How to activate Windows 7 client computers on a KMS host?
On the KMS host computer, run Slmgr.vbs and use the /dli command-line option to determine the host’s current count. Until the KMS host has a count of 25, Windows 7 client computers cannot be activated.
Can I activate a system using a KMS?
You cannot activate such a system by using KMS. This is a compliance check for the use of volume media as per the Volume License Agreement. However, you can activate the system by using a multiple activation key (MAK). (You may not be compliant from a licensing scenario when you use a MAK.
What happens when a KMS host fails?
If you install the new KMS host using the same computer name and IP address as the failed KMS host, the new KMS host can use the DNS SRV record of the failed host. If the new host has a different computer name, you can manually remove the DNS SRV RR of the failed host or (if scavenging is enabled in DNS) let DNS automatically remove it.
How do I check if the KMS host has received a request?
On the KMS host computer, look in the KMS event log for event ID 12290. Check this event for the following information: Did the KMS host log a request from the client computer? Verify that the name of the KMS client computer is listed. Verify that the client and KMS host can communicate. Did the client receive the response?