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Definition
| A solution that can be used to filter packets on a network. Typically used to ensure that only authorized traffic can reach a system. |
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Term
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Definition
| The modern service (replacing iptables) that is used in RHEL 7 and RHEL 8 to implement firewalling based on the Linux kernel firewalling framework. |
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Term
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Definition
| An older solution to create firewall rules on the Linux operating system. Interfaces with the Netfilter Linux kernel firewalling functionality and was the default solution to create software firewalls on earlier versions of RHEL. |
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Term
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Definition
| The part of the Linux kernel that implements firewalling. |
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Term
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Definition
| The service that manages kernel firewalling. It is a replacement of the older iptables service. |
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Term
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Definition
| A configuration of firewall settings that is used to allow access to specific processes. |
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Term
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Definition
| In firewalld, a collection of one or more network interfaces that specific firewalld rules are associated with. |
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