[LINUX] RedHat configuration confirmation command

Confirmation command.log

fdisk -l
df -hT
swapon -s
cat /etc/fstab
hostnamectl status
systemctl list-unit-files -t service | cat
cat /etc/group 
cat /etc/passwd
#/etc/sysconfig/network-scripts/eth0
nmcli device show | cat
grep PermitRootLogin /etc/ssh/sshd_config
grep AllowUsers /etc/ssh/sshd_config 
firewall-cmd --get-active-zones
firewall-cmd --list-all --permanent
firewall-cmd --list-ports --zone=public --permanent


cat /etc/redhat-release
uname -a
localectl status
df -hT
swapon
hostname
cat /etc/hosts
ip addr
ip route
timedatectl status | grep Tokyo
getenforce
systemctl status kdump.service
systemctl status sendmail.service
systemctl status postfix.service
systemctl status dovecot
systemctl status httpd
systemctl status postgresql-server
systemctl list-unit-files | grep kdump
systemctl list-unit-files | grep sendmail
systemctl list-unit-files | grep postfix
systemctl list-unit-files | grep dovecot
systemctl list-unit-files | grep httpd
systemctl list-unit-files | grep postgresql-server
systemctl list-unit-files | grep chronyd
grep server /etc/chrony.conf
cat /etc/resolv.conf
who -r


systemctl list-unit-files -t service | cat
yum list installed 
netstat -auntpl