User`s manual
Version 5.4 7 May 2008
SIP User's Manual Contents
8 Networking Capabilities..................................................................................445
8.1 Ethernet Interface Configuration ..........................................................................445
8.2 Ethernet Interface Redundancy ...........................................................................445
8.3 NAT (Network Address Translation) Support.......................................................446
8.3.1 STUN .................................................................................................................... 447
8.3.2 First Incoming Packet Mechanism........................................................................ 448
8.3.3 No-Op Packets ..................................................................................................... 448
8.4 IP Multicasting...................................................................................................... 448
8.5 Robust Reception of RTP Streams ...................................................................... 449
8.6 Multiple Routers Support...................................................................................... 449
8.7 Simple Network Time Protocol Support ...............................................................449
8.8 IP QoS via Differentiated Services (DiffServ).......................................................450
8.9 VLANS and Multiple IPs.......................................................................................450
8.9.1 Multiple IPs ........................................................................................................... 450
8.9.2 IEEE 802.1p/Q (VLANs and Priority).................................................................... 451
8.9.3 Getting Started with VLANS and Multiple IPs ...................................................... 453
8.9.3.1 Integrating Using the Web Interface...................................................... 454
8.9.3.2 Integrating Using the ini File.................................................................. 456
9 Advanced PSTN Configuration ......................................................................459
9.1 Clock Settings ......................................................................................................459
9.2 Release Reason Mapping.................................................................................... 459
9.2.1 Reason Header..................................................................................................... 460
9.2.2 Fixed Mapping of ISDN Release Reason to SIP Response................................. 460
9.2.3 Fixed Mapping of SIP Response to ISDN Release Reason................................. 462
9.3 ISDN Overlap Dialing...........................................................................................463
9.4 Using ISDN NFAS................................................................................................464
9.4.1 NFAS Interface ID................................................................................................. 465
9.4.2 Working with DMS-100 Switches ......................................................................... 466
9.4.3 Creating an NFAS-Related Trunk Configuration On-The-Fly............................... 466
9.5 Redirect Number and Calling Name (Display) ..................................................... 468
10 Media Server Capabilities...............................................................................469
10.1 Conference Server ............................................................................................... 469
10.1.1 Simple Conferencing (NetAnn)............................................................................. 470
10.1.1.1 SIP Call Flow......................................................................................... 470
10.1.1.2 Creating a Conference .......................................................................... 470
10.1.1.3 Joining a Conference ............................................................................ 471
10.1.1.4 Terminating a Conference..................................................................... 471
10.1.1.5 PSTN Participants................................................................................. 472
10.1.2 Advanced Conferencing (MSCML)....................................................................... 472
10.1.2.1 Creating a Conference .......................................................................... 472
10.1.2.2 Joining a Conference ............................................................................ 473
10.1.2.3 Modifying a Conference ........................................................................ 474
10.1.2.4 Applying Media Services on a Conference ........................................... 474
10.1.2.5 Active Speaker Notification ................................................................... 475
10.1.2.6 Terminating a Conference..................................................................... 476
10.1.3 Conference Call Flow Example ............................................................................ 477