Chapter 5: Switching Commands 491
no ip dhcp
snooping trust
Use this command to configure the port as untrusted.
ip verify source Use this command to configure the IPSG source ID attribute to filter the data
traffic in the hardware. Source ID is the combination of IP address and MAC
address. Normal command allows data traffic filtration based on the IP address.
With the “port-security” option, the data traffic will be filtered based on the IP
and MAC addresses.
This command can be used to configure a single interface or a range of interfaces.
no ip verify source Use this command to disable the IPSG configuration in the hardware. You cannot
disable port-security alone if it is configured.
show ip dhcp
snooping
Use this command to display the DHCP Snooping global configurations and per
port configurations.
Mode Interface Config
Format
no ip dhcp snooping trust
Mode Interface Config
Default
the source ID is the IP address
Format
ip verify source {port-security}
Mode Interface Config
Format
no ip verify source
Mode Interface Config
Format
show ip dhcp snooping
Mode ◆ Privileged EXEC
◆ User EXEC