ipguard(8) System Manager's Manual ipguard(8) (NAME) ipguard - IP ARP (SYNOPSIS) ipguard [-h] [-ajgrxziovd] [-f ethers] [-l log] [-p pid] [-m mac] [-c filter] [-u seconds] [-k seconds] [-n fakes] [-t mseconds] [-b buf] [-s user] (DESCRIPTION) ipguard ARP . MAC-IP ethers . MAC-IP ethers ARP . . (OPTIONS) -f | -e ethers ethers. ethers ethers.sample ethers(5) . : /etc/ethers. -l log ( ). : /var/log/ipguard_.log. -p pid PID ( ). : /var/run/ipguard_.pid. -m mac MAC . ARP MAC . : de:ad:xx:xx:xx:xx x . -c filter PCAP. . -u seconds ethers. ethers . : 0 ( ). -k seconds MAC . : 0 ( ). -n fakes . : . -t mseconds . : . -b buf MAC. MAC- IP . : 0 ( ). -s user (root) . : . -a ( 0.0.0.0 00:00:00:00:00:00). -j MAC-IP . -g (Default to grant). MAC IP . -r . . -x (Duplex). (pirate) . -z who-has ARP . -i . ARP (Gratuitous ARP) . -o (Promiscuous mode). ( ). -v (Verbose). . -d ( ). STDERR . -dd (). -ddd . -h . . (EXAMPLES) etc/ethers/ : ipguard -xz -u 300 fxp0 PCAP 192.168.1.0/24: ipguard -xz -u 300 -c 'net 192.168.0.0/24' fxp0 ethers . MAC-IP: ipguard -r -b 100 -f /dev/null rl0 ipguard killall -USR2 ipguard MAC-IP. ethers: ipguard -vd -f /tmp/ethers my1 (TIPS) MAC-IP ethers MAC/IP . -j MAC/IP . (Redundancy) ipguard MAC ethers . (SIGNALS) SIGHUP ethers . SIGUSR1 (Dump) . SIGUSR2 MAC-IP ethers(5). (FILES) /etc/ethers MAC-IP. /var/log/ipguard_.log (log). /var/run/ipguard_.pid (pid). (SEE ALSO) RFC 826, ethers(5), tcpdump(1), pcap(3), libnet (BUGS) 0.0.0.0 ethers -x ( irix). ()libnet_get_hwaddr OpenBSD 4.0 ( irix). -j . ipguard MAC IP . HUP USR1 USR2 ARP . . -s ipguard log pid . . ! etc/ethers/ . ipguard SQL/LDAP . . (AUTHORS) SeaD ipguard(8)