# Monitoring DHCP External Server Duplicate MAC Address Setting

#### Purpose

Display global configuration information for the DHCP external server application. Currently, this command displays the status of the method that DHCP external server uses to uniquely identify DHCP clients with duplicate MAC addresses.

#### Action

To display the duplicate MAC address setting for DHCP external server:

    host1#show dhcp-external
    Duplicate MAC Address: Enabled

#### Meaning

Table 112 lists the show dhcp-external command output fields.

Table 112: show dhcp-external Output Fields

Field Name | Field Description
--- | ---
Duplicate MAC Address | Status of the identification method for DHCP clients with duplicate MAC addresses: Enabled—DHCP external server uses a combination of the MAC address and giaddr to uniquely identify DHCP clients. Disabled—(Default) DHCP external server uses only the MAC address to uniquely identify DHCP clients.

#### Related Documentation

- show dhcp-external