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EM13c : Agent Communication Problem Post Securing With Wildcard SSL Certificate - Failed To Match Hostname (Doc ID 2756371.1)

Last updated on MARCH 06, 2021

Applies to:

Enterprise Manager Base Platform - Version and later
Information in this document applies to any platform.


In Enterprise Manager(EM) Cloud Control, Agent was secured with Wildcard SSL Certificate leaving the OMS with SSL Certificates.
Agent securing went fine, post secure the Agents lost the communication.

$ emctl upload
Oracle Enterprise Manager Cloud Control 13c Release 4
Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved.
EMD upload error:unable to connect to http server at https://<Agent_Hostname>:<AgentPort>/emd/main/. [failed to match hostname <AgentHostname> with certificate ]


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