Linux System - Table 12 > Packages - Table 1 & 2 > arpwatch

\"The arpwatch package contains arpwatch and arpsnmp. Arpwatch andarpsnmp are both network monitoring tools. Both utilities monitorEthernet or FDDI network traffic and build databases of Ethernet/IPaddress pairs, and can report certain changes via email. Install thearpwatch package if you need networking monitoring devices which willautomatically keep traffic of the IP addresses on your network.\"