addrwatch is {a tool similar to arpwatch for IPv4/IPv6 and ethernet address pairing monitoring.} It's main features {include:
} - IPv4 and IPv6 address {monitoring
} - Monitoring of VLAN tagged (802.1Q) {packets
} - Output to stdout, plain text file, syslog, sqlite3 db, MySQL {db
} - IP address usage history preserving output/logging

WWW: https://github.com/fln/addrwatch
