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Volume Activation 2.0 Operations Guide
Microsoft Corporation Page 36
Error Code Error Message Activatio
n Type
Possible
Cause
Troubleshooting Steps
0x800706BA
The RPC server is unavailable.
KMS client Firewall settings
are not
configured on
the KMS host or
DNS SRV
records are
stale.
Ensure the KMS port is allowed access through the
firewall on the KMS host or ensure SRV records
point to a valid KMS host.
Troubleshoot network connections.
0x8007251D
No records found for DNS
query.
KMS client The KMS client
cannot find KMS
SRV resource
records in DNS.
Troubleshoot network connections and DNS.