When you say, "He makes the dial, but not Web browsing correctly." Do you get to the Internet at all? If you do, have you tried a different browser, like Firefox or IE to see if the browsing will be improved?
Maybe the firmware was corrupt, so you might to reflash teh firmware.
Article ID:5748 Use TheGreenBow VPN Client to Connect with RV34x Series
Router Introduction A Virtual Private Network (VPN) connection allows
users to access, send, and receive data to and from a private network by
means of going through a public or share...
Article ID:5728 Configure a Teleworker VPN Client on the RV34x Series
Router Objective The Teleworker VPN Client feature minimizes the
configuration requirements at remote locations by allowing the device to
work as a Cisco VPN hardware client. When the T...
Article ID:5708 Configure the LAN and DHCP Settings on the RV34x Series
Router Objective A Local Area Network (LAN) is a network limited to an
area such as a home or small business that is used to interconnect
devices. LAN settings can be configured to li...