Frank, a technician, has finished installing a wireless router. Jessica is connected to the wifi. However, she can only see the company intranet pages. What should frank do to troubleshoot the problem?.

Frank should check if the wireless router is online and connected to the internet, check if the wireless router's settings are configured correctly, check if the firewall or security settings are blocking access to external websites and check if the wireless network adapter on Jessica's device is working properly.