Cisco Nexus 9000 Series - Enabling or Disabling DHCP Smart Relay on a Layer 3 Interface

DETAILED STEPS
PurposeCommand or Action
Enters global configuration mode.configure terminal
Example:
Step 1
switch# configure terminal
switch(config)#
Enables DHCP smart relay globally. The no form of this
command disables DHCP smart relay.
[no] ip dhcp smart-relay global
Example:
Step 2
switch(config)# ip dhcp smart-relay global
Displays the DHCP smart relay configuration.(Optional) show ip dhcp relay
Example:
Step 3
switch(config)# show ip dhcp relay
Displays the DHCP configuration.(Optional) show running-config dhcp
Example:
Step 4
switch(config)# show running-config dhcp
Copies the running configuration to the startup
configuration.
(Optional) copy running-config startup-config
Example:
Step 5
switch(config)# copy running-config startup-config
Enabling or Disabling DHCP Smart Relay on a Layer 3 Interface
You can enable or disable DHCP smart relay on Layer 3 interfaces.
Before you begin
Ensure that the DHCP feature is enabled.
Ensure that the DHCP relay agent is enabled.
SUMMARY STEPS
1. configure terminal
2. interface interface slot/port
3. [no] ip dhcp smart-relay
4. exit
5. exit
6. (Optional) show ip dhcp relay
7. (Optional) show running-config dhcp
8. (Optional) copy running-config startup-config
Cisco Nexus 9000 Series NX-OS Security Configuration Guide, Release 9.x
355
Configuring DHCP
Enabling or Disabling DHCP Smart Relay on a Layer 3 Interface