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CentOS Install Useful Tools via Script

Jul 2017
Introduction

There are many useful tools t
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
2: ens513f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000
    link/ether 00:1e:67:f2:75:66 brd ff:ff:ff:ff:ff:ff
    inet 10.0.3.67/24 brd 10.0.3.255 scope global ens513f0
       valid_lft forever preferred_lft forever
3: ens513f1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
    link/ether 00:1e:67:f2:75:67 brd ff:ff:ff:ff:ff:ff
4: ens513f2: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
    link/ether 00:1e:67:f2:75:68 brd ff:ff:ff:ff:ff:ff
5: ens513f3: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
    link/ether 00:1e:67:f2:75:69 brd ff:ff:ff:ff:ff:ff
6: enp4s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000
    link/ether 00:1e:67:eb:69:4c brd ff:ff:ff:ff:ff:ff
    inet 10.43.3.67/19 brd 10.43.31.255 scope global enp4s0f0
       valid_lft forever preferred_lft forever
7: enp4s0f3: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
    link/ether 00:1e:67:eb:69:4d brd ff:ff:ff:ff:ff:ff
    <color #ed1c24>test</color>