Configure a Secondary IP Interface for a VLAN
Assign a secondary IP address to a VLAN to increase the number of connected hosts the VLAN can support.
Before you begin
You must configure a primary IP address before you can add a Secondary IP Interface.
Procedure
- In the navigation pane, expand .
 - Select VLANs.
 - On the Basic tab, select the VLAN to configure.
 - Select IP.
 - On the Secondary IP Addresses tab, select Insert.
 - Type the IP address.
 - Type the subnet mask.
 - Select Insert.
 
Secondary IP Addresses Field Descriptions
Use the data in the following table to use the Secondary IP Addresses tab.
| Name | Description | 
|---|---|
| 
                                 Interface  | 
                            
                                 Identifies the IP interface.  | 
                        
| 
                                 Ip Address  | 
                            
                                 Specifies the secondary IP address.  | 
                        
| 
                                 Net Mask  | 
                            
                                 Specifies the subnet mask for the address.  | 
                        
| 
                                 Vlan ID  | 
                            
                                 Identifies the VLAN ID.  | 
                        
| 
                                 Vrf ID  | 
                            
                                 Identifies the associated VRF ID, if applicable.  |