1 ATM Reference Model Carey Williamson Department of Computer Science University of Calgary

2 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode

3 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode

4 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode

5 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode

6 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode

7 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode

8 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode

9 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode

10 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode

11 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode

12 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode

13 ATM Protocol Reference Model Convergence SAR ATM Access control Physical Layer CBR Signaling & control CLNS data CONS data Video Voice Plane management functions Higher layer protocols & functions Adaptation layer Transfer mode