yum commands fail against Red Hat Update Infrastructure 2.0 Content Distribution Server (CDS) in Red Hat Enterprise Linux 5 with error 'M2Crypto.SSL.SSLError: tlsv1 alert unknown ca'

Solution Verified - Updated -

Issue

  • yum repolist on a Red Hat Enterprise Linux 5 Red Hat Update Infrastructure 2.0 client produces a large traceback ending with:
M2Crypto.SSL.SSLError: tlsv1 alert unknown ca

Environment

  • Red Hat Update Infrastructure (RHUI) 2.0
  • Red Hat Enterprise Linux (RHEL) 5 update 8

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