Instructions
Connect your modem, supplied by Charter, to a wireless router with an RJ-45 cable to share the Internet connection with multiple devices
Turn on your Sony PlayStation 3, then click "Settings" and choose "Network Settings."
Click "Wired" if connecting your PlayStation 3 directly to the router with an RJ-45 cable or "Wireless."
Click "Scan" to scan the area for wireless network broadcasts. Select the router linked to your Charter modem. Enter a password if required.
Select "Auto-Detect" for the Ethernet operation mode and "IP Address" setting.
Click "Do Not Set" for "DHCP," then choose "Automatic" for DNS Setting. Set UPnP to "Enable" to allow video and voice communication with the device, which is necessary for the best online gaming experience.