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RHEL firewall

firewalld is the default firewall on Red Hat Enterprise Linux.

Table of contents

List

firewall-cmd --list-all

Possible output:

public (active)
  target: default
  icmp-block-inversion: no
  interfaces: wlp3s0
  sources: 
  services: dhcpv6-client ssh
  ports: 
  protocols: 
  forward: no
  masquerade: no
  forward-ports: 
  source-ports: 
  icmp-blocks: 
  rich rules: 

Allow

Deny

Timeout

References