CCIE Practical Studies: Security (CCIE Self-Study)

Frame Relay Devices

All Frame Relay devices that are capable of attaching to a Frame Relay WAN fall into the following two general categories:

• Data terminal equipment (DTE)

• Data circuit-terminating equipment (DCE)

DTEs are commonly the terminating equipment for a specific network that communicates directly to an end user or network. DTEs are typically located on the premises of the customer, usually close to the demarcation (demarc) point of the service provider, and are usually owned and operated by the customer.

DCEs provide you with the clocking and switching services in a Frame Relay network. The DCE converts your user data from your DTE into an acceptable form for the WAN service facility. DCEs are usually the carrier-owned internetworking ...