List of Figures

| Table of Contents | List of Figures | List of Tables |

Figure 1-1. Block Diagram for IRIS ATM Board

Figure 1-2. Location of Unit Jumper Set on IRIS ATM Board

Figure 1-3. Unit Jumper Settings

Figure 1-4. Rate Queues on ATM-OC3c Board

Figure 2-1. CHALLENGE Deskside Slots for IO4 Boards

Figure 2-2. Upper and Lower Mezzanine Slots on IO4 Boards

Figure 2-3. IO4 Board with an ATM Mezzanine Board

Figure 2-4. Installed IO4 Board

Figure 2-5. IRIS ATM Internal Cable Assembly

Figure 2-6. Connecting Site's Fiber Optic Cable to I/O Panel Plate

Figure 2-7. CHALLENGE Rackmount Slots for IO4 Boards

Figure 2-8. Upper and Lower Mezzanine Slots on IO4 Boards

Figure 2-9. IO4 Board with an ATM Mezzanine Board

Figure 2-10. Installed IO4 Board

Figure 2-11. IRIS ATM Internal Cable Assembly

Figure 2-12. Connecting Site's Fiber Optic Cable to I/O Panel Plate

Figure 2-13. Onyx Deskside Slots for IO4 Boards

Figure 2-14. Upper and Lower Mezzanine Slots on IO4 Boards

Figure 2-15. IO4 Board with an ATM Mezzanine Board

Figure 2-16. Installed IO4 Board

Figure 2-17. IRIS ATM Internal Cable Assembly

Figure 2-18. Connecting Site's Fiber Optic Cable to I/O Panel Plate

Figure 2-19. Onyx Rackmount Slots for IO4 Boards

Figure 2-20. Upper and Lower Mezzanine Slots on IO4 Boards

Figure 2-21. IO4 Board with an ATM Mezzanine Board

Figure 2-22. Installed IO4 Board

Figure 2-23. IRIS ATM Internal Cable Assembly

Figure 2-24. Connecting Site's Fiber Optic Cable to I/O Panel Plate

Figure 3-1. IRIS ATM Board's LEDs and Fiber Optic Receptacle (ODL)

Figure 3-2. Loopback Cable for IRIS ATM Board

Figure A-1. IRIS ATM Board

Figure A-2. Unit Jumper Set

Figure A-3. CHALLENGE L Deskside Card Cage Slots

Figure A-4. CHALLENGE XL Rackmount Card Cage Slots

Figure A-5. Onyx Deskside Card Cage Slots

Figure A-6. Onyx Rackmount Card Cages Slots