Start checking the Windows event log for KMS-related errors. Troubleshooting KMS host and KMS client activation problems, you should Troubleshooting the KMS and the KMS Client Multiple DNS domains, take the following steps:ĭelete the necessary records from your DNS, or wait for DNS scavenging to delete the record for you.ħ. To automatically let KMS publish its SRV RRs in More than one DNS domain names in which the KMS host must be registered,Ī list of DNS domains can be created for a KMS host to use when Registers itself in the DNS domain to which it belongs. Configuring DNS In a Multiple-Domain Situation If theĬached KMS host does not respond on a subsequent renewal, the KMS clientĭiscovers a new KMS host by querying DNS for KMS SRV RRs. When a KMS host responds, the KMS client caches the name of the KMS hostĪnd uses it for subsequent activation and renewal attempts. List of SRV RRs and randomly selects another KMS host from the list. Selects does not respond, the KMS client removes that KMS host from its You can add priority and grouping under the DnsDomainPublishList Registry key, which you can find under: HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\ Establishing KMS host priority groupingsĪnd weighting within each group allows you to specify which KMS host theĬlients should try first and balances traffic among multiple KMS hosts. Server 2008 R2, the priority and weight parameter provided in the DNS
Host is picked randomly, and if the client is Windows 7 or Windows If the client is Vista or Server 2008, the KMS The first time a KMS client queries DNSįor KMS service information, it chooses a KMS host from the list of SRV Using Multiple Key Management Servers In Your EnvironmentĭNS for KMS service information. Parameters to register the service manually: Name: _v1mcs._tcpĥ.1. If this isn't possible, you should use the following Consider authorizing your KMS server so that it can The DNS server is compliant with Berkeley Internet Name Domain (BIND)Ĩ.2 or higher. Non-Microsoft DNS server, the needed SRV RRs can be created as long as Use the following settings on your DNS server if it doesn't support DDNS: Service: _VLMCS Records to prevent conflicts and incidents. Publishing events in your event log, you should also disableĪuto-publishing using the slmgr.vbs /cdns command-line option.Ĭoexist with SRV RRs that KMS hosts automatically publish in otherĭomains for which DDNS is available.
Records (SRV RRs) in order to publish the KMS host, or you must pointĪll your clients to the KMS server manually. Not support DDNS, you must either manually create your Service Resource _v1mcs._tcp.domain.1oca1 SRV service location: Your output should look similar to this: Server: You can verify whether the automatic creation succeeded by performing the following query targeting your DNS server: NSLOOKUP -type=SRV _VLMCS._TCP Has more than one KMS host or the network does not support DDNS,Īdditional configuration tasks may be necessary. To publish services automatically, deploying a KMS will automaticallyĬreate the needed service resource records in DNS.
Configuring DNS to Let KMS Clients Find the KMS ServerĮnvironment has Dynamic Domain Name System (DDNS) and allows computers
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