Firewall Linux
Introduction
Это статья про firewall Linux про firewall Windows читайте здесь
Basics
Разберем firewalld из
CentOS
To check status
firewall-cmd --state
running
Чтобы проверить настройки выполните
firewall-cmd --list-all
public (active)
target: default
icmp-block-inversion: no
interfaces: enp0s3 enp0s8
sources:
services: dhcpv6-client http https ssh
ports: XXXX/tcp XXYY/tcp YYYY/tcp
protocols:
masquerade: no
forward-ports:
source-ports:
icmp-blocks:
rich rules:
Check if ntp service is in active zone
sudo firewall-cmd --get-services | grep ntp
Article author: Andrei Olegovich
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