When trying to register a system with subscription-manager the error ServerUrlParseErrorPort is encountered, more information can be found in the diagnostic steps.
# subscription-manager version
server type: Red Hat Subscription Management subscription management server: 0.9.51.11-1 subscription management rules: 5.15 subscription-manager: 1.17.15-1.el7 python-rhsm: 1.17.9-1.el7
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