CentOS 7.9にTCPの443ポートを開放する

2021年11月18日

1.OSバージョンを確認
# cat /etc/redhat-release
CentOS Linux release 7.9.2009 (Core)

2.現在の設定を確認

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# firewall-cmd --list-all
public (active)
target: default
icmp-block-inversion: no
interfaces: eth0
sources:
services: dhcpv6-client http ntp ssh
ports: 8080/tcp 21/tcp
protocols:
masquerade: no
forward-ports:
source-ports:
icmp-blocks:
rich rules:
# firewall-cmd --list-all public (active) target: default icmp-block-inversion: no interfaces: eth0 sources: services: dhcpv6-client http ntp ssh ports: 8080/tcp 21/tcp protocols: masquerade: no forward-ports: source-ports: icmp-blocks: rich rules:
# firewall-cmd --list-all
public (active)
  target: default
  icmp-block-inversion: no
  interfaces: eth0
  sources:
  services: dhcpv6-client http ntp ssh
  ports: 8080/tcp 21/tcp
  protocols:
  masquerade: no
  forward-ports:
  source-ports:
  icmp-blocks:
  rich rules:

3.即時反映

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# firewall-cmd --zone=public --add-port=443/tcp
success
# firewall-cmd --zone=public --add-port=443/tcp success
# firewall-cmd --zone=public --add-port=443/tcp
success

4.恒久的な設定を反映

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# firewall-cmd --zone=public --add-port=443/tcp --permanent
success
# firewall-cmd --zone=public --add-port=443/tcp --permanent success
# firewall-cmd --zone=public --add-port=443/tcp --permanent
success

5.リロード

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# firewall-cmd --reload
success
# firewall-cmd --reload success
# firewall-cmd --reload
success

6.設定を再度確認

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# firewall-cmd --list-all
public (active)
target: default
icmp-block-inversion: no
interfaces: eth0
sources:
services: dhcpv6-client http https ntp ssh
ports: 8080/tcp 21/tcp 443/tcp
protocols:
masquerade: no
forward-ports:
source-ports:
icmp-blocks:
rich rules:
# firewall-cmd --list-all public (active) target: default icmp-block-inversion: no interfaces: eth0 sources: services: dhcpv6-client http https ntp ssh ports: 8080/tcp 21/tcp 443/tcp protocols: masquerade: no forward-ports: source-ports: icmp-blocks: rich rules:
# firewall-cmd --list-all
public (active)
  target: default
  icmp-block-inversion: no
  interfaces: eth0
  sources:
  services: dhcpv6-client http https ntp ssh
  ports: 8080/tcp 21/tcp 443/tcp
  protocols:
  masquerade: no
  forward-ports:
  source-ports:
  icmp-blocks:
  rich rules:

 

CentOS 7

Posted by arkgame