IP DHCP Snooping Switch Settings

ip dhcp snooping command is very useful to check dhcp messages from untrusted ports to the trusted port of dhcp server. It is operated by vlan basis by using command :

ip dhcp snooping vlan 17

by using that command, every dhcp messages will be validated against the dhcp database.

verification :

show ip dhcp snooping 

Switch DHCP snooping is enabled

DHCP snooping is configured on following VLANs:

10

DHCP snooping is operational on following VLANs:

none

DHCP snooping is configured on the following Interfaces:

Insertion of option 82 is enabled

Verification of hwaddr field is enabled

Interface                    Trusted     Rate limit (pps)

------------------------     -------     ----------------