Configuring a Router as DHCPv4 Client (Short Note) A router can automatically get an IP address from an ISP using DHCPv4 client configuration. This is common on WAN interfaces of SOHO routers. 🔹 Example (Cisco IOS): Router(config)#interface g0/1 Router(config-if)# ip address dhcp Router(config-if)#no shutdown After this, the interface will receive an IP address, subnet mask, and gateway from the ISP DHCP server. 🔹 Verify: Router#show ip interface g0/1 ✅ Use case: Easy WAN setup, no manual IP c