How do I enable DHCP on my Cisco router?

Steps to configure DHCP server through CLI.

  1. Login to the device using SSH / TELNET and go to enable mode.
  2. Go into the config mode.
  3. Exclude IP addresses from being assigned by DHCP by using the ip dhcp excluded-address FIRST_IP LAST_IP.
  4. Create a new DHCP pool with the ip dhcp pool NAME command.

How install DHCP and configure?

In the Windows Components Wizard, click Networking Services in the Components list, and then click Details. In the Networking Services dialog box, click to select the Dynamic Host Configuration Protocol (DHCP) check box, and then click OK. In the Windows Components Wizard, click Next to start Setup.

How do I fix DHCP configuration?

How to Fix DHCP Errors

  1. Run the Windows Network Troubleshooter. The easiest way to fix internet connection issues is by letting Windows automatically fix the internet settings.
  2. Check the DHCP adapter settings.
  3. Check the DHCP router settings.
  4. Contact IT support.

What is the command to configure DHCP?


Command or Action
Step 1 enable Example: Router> enable
Step 2 configure terminal Example: Router# configure terminal
Step 3 ip dhcp pool name Example: Router(config)# ip dhcp pool 1
Step 4 network network-number [mask | /prefix-length] Example: Router(dhcp-config)# network /16

What is DHCP router configuration?

Dynamic Host Configuration Protocol (DHCP) is an application layer protocol used to distribute various network configuration parameters to devices on a TCP/IP network. – IP addresses, subnet masks, default gateways, DNS servers, etc.

What is the DHCP command?

Used to make changes to the DHCP network tables that map client IDs to IP addresses and optionally associate configuration information with IP addresses.

How DHCP works step by step?

DHCP operations fall into four phases: server discovery, IP lease offer, IP lease request, and IP lease acknowledgement. These stages are often abbreviated as DORA for discovery, offer, request, and acknowledgement. The DHCP operation begins with clients broadcasting a request.

Why is my DHCP not working?

Check that the DHCP server’s address pool still has addresses available. You should also check for a network problem in the part of the network where the failing device is connected. It could be an incorrect switch port configuration, or perhaps the switch for your device has disconnected from the rest of the subnet.

How do I know if my router is DHCP enabled?


  1. Go to Control Panel.
  2. View network status and tasks under Network and Internet.
  3. Select Ethernet or Wifi (highlighted in blue), which ever you are connected to.
  4. Click on Details in the window that pops up.
  5. Look to see if DHCP Enabled says Yes.
  6. Then close out of the screens.