Issue while running subscription-manager commands on host connected to RedHat Capsule server fail with an error Connection reset by peer.

Issue

• Getting error when running subscription-manager commands:

  [ERROR] package-cleanup:26866:MainThread @entcertlib.py:121 - [Errno 104] Connection reset by peer
  Traceback (most recent call last):
  File "/usr/lib64/python3.6/site-packages/subscription_manager/entcertlib.py", line 119, in perform
  expected = self._get_expected_serials()
  File "/usr/lib64/python3.6/ssl.py", line 1070, in do_handshake
  self._sslobj.do_handshake()
  File "/usr/lib64/python3.6/ssl.py", line 648, in do_handshake
  self._sslobj.do_handshake()
  ConnectionResetError: [Errno 104] Connection reset by peer