Navigate to the Cisco DPC3848's management interface. (192.168.0.1)Click on the DOCSIS WAN tab.Enter the administrative username and password in the User Name and Password fields, then click Log In.If not altered. username and password are left blank, simply click Log In.Click on the Wireless tab.Click on the Radio Settings tab.Set the 2.4GHz and/or the 5GHz Wireless Interfaces to EnableSet the Wireless Network Name (SSID) field to the preferred network name for each active interface. (2.4 and 5) We recommend not naming them exactly the same.You can select a specific wireless channel by altering the Standard Channel or Wide Channel fields.Click Save Settings.Click on the Wireless Security tab.Select the preferred Wireless Security Mode for each interface. (2.4 and 5)Select either AES or AES+TKIP for Encryption on each interface.Enter the preferred wireless password in the Pre-Shared Key field for each interface.Click Save Settings. Changing Firewall SettingsNavigate to the Cisco DPC3848's management interface. (192.168.0.1)Click on the DOCSIS WAN tab.Enter the administrative username and password in the User Name and Password fields, then click Log In.If not altered, username and password are left blank, simply click Log In.Click on the Security Tab.Modify the firewall's protection level by changing the Firewall Level field.The firewall field can be set to High, Medium, Low, or Custom.Click Save Settings.