ocr: Simple CPE-B: ATM Swaich, setup: CPEBS ATM acdress. CPE-MSATM address, bandwith. desired) Setup request forwarded to the desired network truck: or port to CPE-M call proceeding Setup response. commectosac.ye.s5se from CPEM connect ack bearer: traftic exchange between CPE-Band CPE-M. using the bearer VC assigned relesse Release request to CPE-M Release release complete from CPE-M esponse Figure 2: The only, protocol supported by the simple AZM switch (connection setup and release betureen CPE-B and CPEM).