Netgear XCM8806 Chassis Hardware Installation Guide - Page 652
show ip-security dhcp-snooping violations
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NETGEAR 8800 Chassis Switch CLI Manual Default N/A. Usage Guidelines The switch displays the following DHCP snooping information: • DHCP snooping enabled on ports-The ports that have DHCP snooping enabled • Trusted ports-The ports configured as trusted ports • Trusted DHCP servers-The servers configured as trusted DHCP servers • Port-The specific port that has DHCP snooping enabled • Violation-action-The action the switch takes upon detecting a rogue DHCP packet on the port Example The following command displays the DHCP snooping settings for the switch: show ip-security dhcp-snooping vlan dhcpVlan The following is sample output from this command: DHCP Snooping enabled on ports: 1:2, 1:3, 1:4, 1:7, 1:9 Trusted Ports: 1:7 Trusted DHCP Servers: None Port Violation-action 1:2 none 1:3 drop-packet 1:4 drop-packet, block-mac permanently 1:7 none 1:9 drop-packet, snmp-trap show ip-security dhcp-snooping violations show ip-security dhcp-snooping violations {vlan} Description Displays the MAC addressed from which the rouge DHCP packet was received by the switch. Syntax Description vlan_name Specifies the name of the DHCP-snooping VLAN. 652 | Chapter 15. Security Commands