Services
ip dhcp excluded-address <start> [end]
Reserve addresses (typically the gateway and server IPs) so DHCP won't hand them out.
Works on: Router, Firewall, ServerMode: config, shell
Example
R1(config)# ip dhcp excluded-address 192.168.1.1 192.168.1.10Watch out
On a server, type it at the Terminal prompt like the pool itself — no configure terminal.
Run this command live
Don't just read it — type ip dhcp excluded-address <start> [end] in a real network simulator in your browser and watch it take effect. No install, no account needed to start.
Frequently asked
What does the "ip dhcp excluded-address <start> [end]" command do?
Reserve addresses (typically the gateway and server IPs) so DHCP won't hand them out.
What's the common gotcha with "ip dhcp excluded-address <start> [end]"?
On a server, type it at the Terminal prompt like the pool itself — no configure terminal.
Example of "ip dhcp excluded-address <start> [end]"
R1(config)# ip dhcp excluded-address 192.168.1.1 192.168.1.10