Specifications

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Cisco Nexus 3000 Series NX-OS Unicast Routing Configuration Guide, Release 5.0(3)U2(2)
OL-25782-02
Chapter 2 Configuring IPv4
Configuring IPv4
Configuring Multiple IP Addresses
You can only add secondary IP addresses after you configure primary IP addresses.
SUMMARY STEPS
1. configure terminal
2. interface ethernet number
3. no switchport
4. ip address ip-address/length [secondary]
5. (Optional) show ip interface
6. (Optional) copy running-config startup-config
DETAILED STEPS
Configuring a Static ARP Entry
You can configure a static ARP entry on the switch to map IP addresses to MAC hardware addresses,
including static multicast MAC addresses.
Command Purpose
Step 1
configure terminal
Example:
switch# configure terminal
switch(config)#
Enters configuration mode.
Step 2
interface ethernet number
Example:
switch(config)# interface ethernet 2/3
switch(config-if)#
Enters interface configuration mode.
Step 3
no switchport
Example:
switch(config-if)# no switchport
Configures the interface as a Layer 3 routed interface.
Step 4
ip address ip-address/length
[secondary]
Example:
switch(config-if)# ip address 192.2.1.1
255.0.0.0 secondary
Specifies the configured address as a secondary IPv4
address.
Step 5
show ip interface
Example:
switch(config-if)# show ip interface
(Optional) Displays interfaces configured for IPv4.
Step 6
copy running-config startup-config
Example:
switch(config-if)# copy running-config
startup-config
(Optional) Saves this configuration change.