Tag Archives: CentOS

How to setup yum repository in centos

Yum Detailed configuration according to specific requirement: Introduction: YUM (Yellowdog Updater Modifier) is the package manager which contains the RPM package files for Linux. RPM package file is a Red Hat Package Manager file that enables easy software installation on Red Hat/CentOS Linux. YUM Repositories hold RPM package files and enable download and installation of… Read More »

Capture raw traffic using tcpdump

tcpdump is a powerful command-line packet analyzer, its an excellent way to capture raw traffic and then run it through various tools later. Example to use tcpdump &  exclude my ssh session traffic. tcpdump -i eth0  -s 1500 port not 22 Example to skip additional ports including ssh port: tcpdump -i eth0  -s 1500 port… Read More »