DHCP communication error with the Internet service Solution Restart the PS3 system and attempt to connect online again. Make sure your modem or router supports DHCP. If you are unsure how to do this, you will have to contact your Internet Service Provider or router manufacturer for assistance. If the problem persists, select one of the following guides: Troubleshooting PS3 wired connections. Troubleshooting PS3 wireless connections. For more tips and hints on using your PlayStation system, visit our technical support forums at community.eu.playstation.com.