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Download EPUBshow ip-security dhcp-snooping
show ip-security dhcp-snooping [
{vlan} vlan_name | vlan
vlan_list]
Description
Displays the DHCP snooping configurations on the switch.
Syntax Description
| vlan_name | Specifies the name of the DHCP-snooping VLAN. |
| vlan_name | Specifies the name of the DHCP-snooping VLAN list. |
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 sample output displays the DHCP snooping settings for the switch:
# show ip-security dhcp-snooping vlan "Default" DHCP Snooping enabled on ports: 7, 9, 11 Trusted Ports: None Trusted DHCP Servers: None Bindings Restoration : Enabled Bindings Filename : dhcpsonia.xsf Bindings File Location : Primary Server : 10.1.1.14, VR-Default, TFTP Secondary Server: None Bindings Write Interval : 5 minutes Bindings last uploaded at: ------------------------------------ Port Violation-action ------------------------------------ 7 none 9 none 11 none
History
This command was first available in ExtremeXOS 11.6.
The vlan_list variable was added in ExtremeXOS 16.1.
Platform Availability
This command is available on Summit X440-G2, X450-G2, X460-G2, X620, X670-G2, X770 series switches.