使用 subscription-manager 注册 RHEL 服务器时出现 "Network error, unable to connect to server"
Issue
- 无法使用 subscription-manager 注册服务器。
# subscription-manager register
Network error, unable to connect to server. Please see /var/log/rhsm/rhsm.log for more information.
Environment
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
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