Command Modes
INTERFACE
Command History
This guide is platform-specific. For command information about other platforms, see the relevant
Dell Networking
OS Command Line Reference Guide
.
Version
Description
9.10(0.0)
Introduced on the S6100.
9.8(1.0)
Introduced on the Z9100–ON.
9.8(0.0P5)
Introduced on the S4048-ON.
9.8(0.0P2)
Introduced on the S3048-ON.
9.7(0.0)
Introduced on the S4810, S4820T, S6000, S6000–ON, Z9000, and Z9500.
Usage Information
Use this command on the interfaces where the DHCP clients are connected to forward the packets from clients to
DHCP server and vice-versa.
Example
Dell(conf-if-te-1/1/1/1)# ipv6 helper-address
X:X:X:X::X IPv6 helper address
VRF VRF name.
Global Global address space
show ip dhcp snooping
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 [discard-counters
[interface
interface
]]]
Parameters
Parameters
Description
binding
Display the binding table.
source-address-
validation
Display the interfaces configured with IP Source Guard.
discard-counters
(OPTIONAL) Display the number of dropped packets.
interface
interface
(OPTIONAL) Specifies an interface to show the discard counters.
Enter any of the following keywords and the interface information:
•
For a 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet
then
the stack/slot/port/subport information.
•
For a 25-Gigabit Ethernet interface, enter the keyword
twentyFiveGigE
then the
stack/slot/port/subport information.
•
For a 40-Gigabit Ethernet interface, enter the keyword
fortyGigE
then the stack/
slot/port[/subport] information.
•
For a 50-Gigabit Ethernet interface, enter the keyword
fiftyGigE
then the stack/
slot/port/subport information.
•
For a 100-Gigabit Ethernet interface, enter the keyword
hundredGigE
then the
stack/slot/port information.
574
Dynamic Host Configuration Protocol (DHCP)