13.2.1 Command list
The following tables list DHCP snooping configuration commands.
Command name |
Description |
---|---|
ip arp inspection limit rate |
Specifies a limit on the rate of ARP packet reception on the Switch. |
ip arp inspection trust |
Specifies a port to which a trusted terminal is connected (when dynamic ARP inspection is enabled). |
ip arp inspection validate |
Specifies dynamic ARP inspection options. |
ip arp inspection vlan |
Specifies a VLAN that will use dynamic ARP inspection. |
ip dhcp snooping |
Enables DHCP snooping. |
ip dhcp snooping database url |
Specifies where a binding database is to be saved. |
ip dhcp snooping database write-delay |
Specifies the save delay time to be applied when a binding database is saved. |
ip dhcp snooping information option allow-untrusted |
Disable the Option 82 spoofing check for DHCP packets. |
ip dhcp snooping limit rate |
Specifies a limit on the rate of DHCP packet reception on the Switch. |
ip dhcp snooping logging enable |
Enables logging of operation logs on the syslog server. |
ip dhcp snooping loglevel |
Specifies the level of messages to be logged in an operation log. |
ip dhcp snooping trust |
Specifies a port to which a trusted terminal is connected when DHCP snooping is enabled. |
ip dhcp snooping verify mac-address |
Disables the MAC address spoofing check for DHCP packets. |
ip dhcp snooping vlan |
Specifies a target VLAN for DHCP snooping. |
ip source binding |
Registers a terminal with a fixed IP address in the binding database. |
ip verify source |
Specifies the port that uses terminal filtering. |
The following tables list the operation commands for DHCP snooping.
Command name |
Description |
---|---|
show ip dhcp snooping binding |
Shows the information in a binding database. |
clear ip dhcp snooping binding |
Clears the information in a binding database. |
show ip dhcp snooping statistics |
Shows statistics. |
clear ip dhcp snooping statistics |
Clears the statistics. |
show ip arp inspection statistics |
Shows statistics for dynamic ARP inspection. |
clear ip arp inspection statistics |
Clears dynamic ARP inspection statistics. |
show ip dhcp snooping logging |
Shows the log messages logged by DHCP snooping. |
clear ip dhcp snooping logging |
Clears the log messages logged by DHCP snooping. |
restart dhcp snooping |
Restarts DHCP snooping. |
dump protocols dhcp snooping |
Outputs the logs and internal information logged by DHCP snooping to a file. |