[CONTENT] The network connections required for system register

Content:

RHEL:

Domain	Port Number	Port protocol
subscription.rhsm.redhat.com	443	TCP
cdn.redhat.com	443	TCP

SLES:

Domain	Port Number	Port protocol
scc.suse.com	80 or 443	TCP
updates.suse.com	80 or 443	TCP
installer-updates.suse.com	80 or 443	TCP

Reference:

https://access.redhat.com/solutions/65300

https://www.suse.com/support/kb/doc/?id=000021034#:~:text=%2A%20The%20current%20list%20of%20IPs,for%20scc.suse.com%20and%20registry.suse.com%20are%3A%2099.83.188.102