Monitoring DHCP Server Port-Based Address Allocation Table 3: Commands for Displaying DHCP Port-Based Address Allocation Information Purpose Command Displays the status and configuration of a specific interface. show interface interface id Displays the DHCP address pools. show ip dhcp pool Displays address bindings on the Cisco IOS DHCP server. show ip dhcp binding Feature History for DHCP This table provides release and related information for the features explained in this module. These features are available in all the releases subsequent to the one they were introduced in, unless noted otherwise. Table 4:
New Feature History Use the Cisco Feature Navigator to find information about platform and software image support. To access Cisco Feature Navigator, go to https://cfnng.cisco.com/ Configuring DHCP Monitoring DHCP Server Port-Based Address Allocation Release Feature Feature Information Cisco IOS XE Everest 16.5.1a DHCP DHCP provides configuration parameters to Internet hosts. DHCP consists of two components: a protocol for delivering host-specific configuration parameters from a DHCP Server to a host and a mechanism for allocating network addresses to hosts.
DHCP is built on a client/server model, where designated DHCP Server hosts allocate network addresses and deliver configuration parameters to dynamically configured hosts. Cisco IOS XE Fuji 16.8.1a DHCP Client Option 12 The DHCP Client Option 12 feature specifies the hostname of the client. While acquiring an IP address for an interface from the Dynamic Host Configuration Protocol (DHCP) server, if the client device receives the DHCP Hostname option inside the response, the hostname from that option is set. DHCP is used by DHCP clients to obtain configuration information for operation in an IP network.
Cisco IOS XE Cupertino 17.9.1 DHCP Snooping and Local SPAN DHCP Snooping and Local SPAN can be configured on the same VLAN for non-SDA deployments. Configuring DHCP 21