Overview:
Dynamic Host Control Protocol (DHCP) provides configuration parameters to hosts.
Study Notes:
- The DHCP protocol configures hosts with network settings
- The DHCP protocol provides other configurable parameters including
- conflict logging - conflicts occur when 2 hosts use the same IP address
- excluded addresses - range of IPs to exclude from the DHCP pool
- default router
- domain name for the client
- lease time (days hours minutes) - default is 1 day
- DNS server IP
- WINS IP
- Useful show commands include
- show ip dhcp pool
- show ip dhcp binding
- show ip dhcp conflict
Configure and verify DHCP on a router (excluding static reservations)
5.3.a Server
5.3.b Relay
5.3.c Client
5.3.d TFTP, DNS, and gateway options
Links:
https://www.cisco.com/c/en/us/td/docs/ios/12_2/ip/configuration/guide/fipr_c/1cfdhcp.html