Reference Guide

Dynamic Host Configuration Protocol (DHCP) | 513
Parameters
Command Modes
CONFIGURATION
Default
Disabled
Command
History
show ip dhcp snooping
c e s
Display the contents of the DHCP binding table or display the interfaces configured
with IP Source Guard.
Syntax show ip dhcp snooping [binding | source-address-validation]
Parameters
Command Modes
EXEC
EXEC Privilege
Default
None
Command
History
Related
Commands
ip dhcp snooping verify mac-address
c e s
Validate a DHCP packet’s source hardware address against the client hardware
address field (CHADDR) in the payload.
Syntax [no] ip dhcp snooping verify mac-address
Command Modes
CONFIGURATION
Default
Disabled
remote-id
Configure the system to enable remote-id string in option-82
trust-downstream
Configure the system to trust Option 82 when it is received from the
previous-hop router.
Version 8.3.19.0 Introduced on S4820T
Version 8.3.7.0 Introduced on S4810
Version 8.3.1.0 Introduced on E-Series.
Version 7.8.1.0 Introduced on C-Series and S-Series
binding
Display the binding table.
source-address-validation
Display the interfaces configured with IP Source Guard.
Version 8.3.1.0 Introduced on E-Series.
Version 7.8.1.0 Introduced on C-Series and S-Series
clear ip dhcp snooping Clear the contents of the DHCP binding table.