How do I configure my DSR Series router for a Dynamic (cable) Internet Connection?
Network Diagram
Step 1: Open your web browser and type in the IP address of the Firewall (https://192.168.10.1 by default). Enter the username (admin by default) and password (admin by default), and click Login.
Step 2: Click the Setup tab on the top > Select Internet Settings on the left Side > WAN1 Settings and then click WAN1 Setup
Step 3: From the ISP Connection Type drop down box select Dynamic IP (DHCP)