Install setuptools in centos

Centos cannot run setup? Installing setuptool can save a lot of system management time. # Install setuptool
Yum install setuptool
# You can find that the setup is incomplete, and then install one for system service management.
Yum install ntsysv
# Install a firewall and configure the firewall settings and network settings in setup.
Yum install iptables
# Install the firewall settings in setup
Yum install system-config-securitylevel-tui
# Install the network settings in setup
Yum install system-config-network-tui