Linux Common Tools Collection

1. Preface

This article collects or records the tools used in the process of work, to facilitate themselves, to share with the people.

2. Test environment

CentOS Release 6.5 (Final)

3. Introduction of tools

3.1, Tcpdump

3.1.1, function

Listen to a port and grab a packet

3.1.2, installation

Yum-y Install Tcpdump

3.1.3, usage examples

Tcpdump Port 21-na

3.2, Nmap

3.2.1, function

Scan the service port opened by a host

3.2.2, installation

Yum-y Install Nmap

3.2.3, usage examples

Nmap www.baidu.com

This article is from the "Old Tan Linux Cluster blog" blog, please be sure to keep this source http://cmdschool.blog.51cto.com/2420395/1736668

Linux Common Tools Collection