4G8 - reference manual online
Packet Capture and Interception for Switched Networks.
4g8(1) User Commands 4g8(1)
NAME 4g8 - Packet Capture and Interception for Switched Networks SYNOPSIS 4g8 -i <device> -g <gw_ip> -G <gw_mac> -s <host_ip> -S <host_mac> [-w file] [-Xh] DESCRIPTION 4G8 allows you to capture traffic from a third party in a switched environment at the expense of a slight increase in latency to that third party host. Utilizing ARP cache poi‐ soning, packet capture and packet reconstruction techniques, 4G8 works with nearly all TCP, ICMP and UDP IPv4 traffic flows. Required parameters: -g gw_ip IP address of gateway to impersonate -G gw_mac MAC address of gateway to impersonate -s host_ip IP address of victim host -S host_mac MAC address of victim host OPTIONS -h Display this message -i device Device to listen on -w file Write captured data to file -X Dump the packet in hex and ascii4g8 1.0 August 2007 4g8(1)