example: IP Source Guard #31

do in conjunction with a DHCP application, probably.

IP Source Guard snoops DHCP traffic to determine which IP addresses should be seen on each physical port. then, by default, block all traffic from a port except for that IP address which it has been assigned.

links:

• http://kb.netgear.com/app/answers/detail/a_id/21823
• http://www.juniper.net/techpubs/en_US/junos/topics/concept/port-security-ip-source-guard.html
• https://www.juniper.net/techpubs/en_US/junos13.2/topics/reference/configuration-statement/ip-source-guard-port-security.html