• Ubuntu,  Unix

    Linux: Install Wireshark from yum

    Using CentOS or Red Hat Enterprise Linux (RHEL) 5, install and run Wireshark over the command line.  To install Wireshark, use yum: yum install wireshark Run a capture: tethereal -i eth1 -w ~/mycapture.pcap This command will run a Wireshark capture on the eth1 interface and output the data to a file called mycapture.pcap in your home directory.  You can then view this file in the X11 interface for Wireshark or grep it for specific information.