пускаме дцп сървър
ip dhcp excluded-address 192.168.0.1 192.168.0.5
ip dhcp pool LAN
network 192.168.0.0
default-router 192.168.0.1
dns-server 192.168.0.5
domain-name domain.net
някои други полезни команди
show ip dhcp binding
show ip dhcp server statistics
show ip dhcp pool