Overview of H.323 424
Negotiated Connections 424
Negotiated Voice Compression 425
Standard Extensions 426
Remote Internet Device Connections 426
The H.323 Connection 427
Connection Considerations 428
Overall Connectivity 428
Quality of Service 429
Quality of Service Control 431
Special Issues 434
Firewall Security 434
Gateway Load 436
Remote Access 436
PBX Connections 437
Class of Service 440
IP Type of Service and Differentiated Services 440
Alternate Gatekeepers 441
Checking Connections 441
Gateway Checks 441
Network Checks 442
Placing Calls 446
IP Address Entry 446
Speed Dials 447
One Button Access 449
Entering Digits During Calls 449
Receiving Calls 450
Auto Attendant 450
Attendant Console 451
Other Extensions 451
Handling Conference Calls 452
Related H.323 Documentation 452
Summary of Contents for SuperStack 3 NBX
Page 14: ......
Page 18: ...18 ABOUT THIS GUIDE...
Page 26: ...26 CHAPTER 1 INTRODUCTION...
Page 138: ...138 CHAPTER 2 DIAL PLAN...
Page 322: ...322 CHAPTER 3 DEVICE CONFIGURATION...
Page 328: ...328 CHAPTER 4 USER CONFIGURATION...
Page 412: ...412 CHAPTER 10 TROUBLESHOOTING...
Page 458: ...458 APPENDIX B ISDN COMPLETION CAUSE CODES...
Page 480: ...480 GLOSSARY...
Page 492: ...492 INDEX...