Azure OMS - Cannot install Agent - Schannel error

MaciekK 11 Reputation points
2021-02-17T14:16:46.433+00:00

When i try to install "Microsoft Monitoring Agent" on Windows Server 2012 R2 to connect to Azure Log Analytics (OMS) i'm getting error :

Event Viewer, EventID 36874, Source Schannel:

"An TLS 1.0 connection request was received from a remote client application, but none of the cipher suites supported by the client application are supported by the server. The SSL connection request has failed." - Event Viewer

Monitoring Agent Log:

<Removed for Privacy>

Any help much appreciated.

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  1. Dennis Birk 401 Reputation points
    2021-03-01T21:48:49.87+00:00

    The Agent use TLS 1.2.
    Disable on the server TLS 1.0 and enable TLS 1.2.
    https://learn.microsoft.com/en-us/azure/azure-monitor/agents/agent-windows#configure-agent-to-use-tls-12

    After a reboot try again.

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