-bash:xxx:command not found install some required software after new Linux installation (continuous update ...) ) __linux

install using the Yum command: first yum search ifconfig find installation package, use Yum install Net-tools installation. first, the installation package:

Ifconfig (Network \IP): Yum install Net-tools

Unzip zip (compression \ Decompression): Yum install-y unzip zip

RZ (File upload): Yum install lrzsz.x86_64

JDK (Java):

Yum install java-1.8.0-openjdk
export Java_home=/usr/java

Wget:yum Install wget.x86_64

Firewall-cmd:yum Install Firewalld systemd-y

Yum Install ntpdate: Update system time, Ntpdate pool.ntp.org.

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Second, the configuration: Turn off SELINUX: Run sed-i '/selinux/s/enforcing/disabled/'/etc/selinux/config; reboot (Shutdown-r now); Run Sestatus view (SELINUX Status:disabled can be). To turn off the firewall:

Ubuntu (UBUNTU-12.04-DESKTOP-AMD64)

View firewall status: UFW status

Shutdown Firewall: UFW disable

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centos6.0

View firewall Status: Service iptables status

Shutdown firewall: chkconfig iptables off #开机不启动防火墙服务

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centos7.0 (default is to use firewall as a firewall, if not changed to iptables firewall, use the following command to view and close the firewall)

View firewall status: Firewall-cmd--state

Shutdown firewall: Systemctl stop firewalld.service systemctl stop Firewalld.service #停止firewall
Systemctl Disable Firewalld.service #禁止firewall开机启动



To write a command to an environment variable:

sudo ln-sv/opt/consul/consul/usr/local/bin/

To assign permissions to a folder for the current user:

Linxu Assign permission: sudo chown-r jetty.jetty/opt/consul/

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