Connectivity

POP (point of presence)—A point of access to the Internet, usually a collection of routers and servers housed in a physical location by an ISP.

PSTN (public switched telephone network)—A network composed of all public circuit-switched telephone networks, which includes digital, mobile, and analog systems.

PVC (permanent virtual circuit)—Used most often between hosts that communicate continuously, this is a circuit that is always available.

T1—A digital telephone connection or circuit that offers data speeds of 1.544 Mbps. It is made up of 4 separate channels, each capable of transmitting at speeds of 64 Kbps.

TCP/IP (Transmission Control Protocol/Internet Protocol)—A collection of communications protocols used to connect hosts to each other on the Internet.

VPN (virtual private network)—A private communications network used by companies to privately communicate over a public network.

13. Contact Information

For more information about Verizon Wireless, speak to a Verizon Wireless sales representative, visit www.verizonwireless.com, or call 1.800.VZW.4BIZ.

Network details, coverage limitations, and maps are available at www.verizonwireless.com. ©2007 Verizon Wireless. all rights reserved. Verizon Wireless is a registered trademark of Verizon trademark services LLC. All other trademarks are the property of their respective owners.