© 2003 - 2005 Sipura Technology, Inc
Proprietary (See Copyright Notice on Page 2)
6
7.2.1.
SIPv2 – Session Initiation Protocol Version 2 (RFC 3261-3265)................................................127
7.2.1.1.
SIP Proxy Redundancy – Static or Dynamic via DNS SRV ...............................................127
7.2.1.2.
Re-registration with Primary SIP Proxy Server ..................................................................127
7.2.1.3.
SIP Support in Network Address Translation Networks – NAT..........................................127
7.2.2.
Codec Name Assignment............................................................................................................127
7.2.3.
Secure Calls ................................................................................................................................127
7.2.4.
Voice Algorithms: ........................................................................................................................127
7.2.4.1.
G.711 (A-law and mµ-law) .................................................................................................128
7.2.4.2.
G.726 .................................................................................................................................128
7.2.4.3.
G.729A ..............................................................................................................................128
7.2.4.4.
G.723.1 ..............................................................................................................................128
7.2.5.
Codec Selection ..........................................................................................................................128
7.2.6.
Dynamic Payload ........................................................................................................................128
7.2.7.
Adjustable Audio Frames Per Packet..........................................................................................128
7.2.8.
Modem and Fax Pass-Through ...................................................................................................128
7.2.9.
DTMF: In-band & Out-of-Band (RFC 2833) (SIP INFO *)............................................................128
7.2.10.
Call Progress Tone Generation ..............................................................................................128
7.2.11.
Call Progress Tone Pass Through..........................................................................................128
7.2.12.
Jitter Buffer – Dynamic (Adaptive) ..........................................................................................129
7.2.13.
Full Duplex Audio ...................................................................................................................129
7.2.14.
Echo Cancellation – Up to 8 ms Echo Tail .............................................................................129
7.2.15.
Voice Activity Detection with Silence Suppression & Comfort Noise Generation ...................129
7.2.16.
Attenuation / Gain Adjustment ................................................................................................129
7.2.17.
Signaling Hook Flash Event ...................................................................................................129
7.2.18.
Configurable Flash / Switch Hook Timer ................................................................................129
7.2.19.
Configurable Dial Plan with Interdigit Timers ..........................................................................129
7.2.20.
Message Waiting Indicator Tones – MWI ...............................................................................130
7.2.21.
Polarity Control .......................................................................................................................130
7.2.22.
Calling Party Control – CPC ...................................................................................................130
7.2.23.
International Caller ID Delivery ...............................................................................................130
7.2.24.
Streaming Audio Server – SAS ..............................................................................................131
7.2.25.
Music On Hold – MOH............................................................................................................131
7.3.
Security Features.............................................................................................................. 132
7.3.1.
Multiple Administration Layers (Levels and Permissions) ...........................................................132
7.3.2.
HTTP Digest – Encrypted Authentication via MD5 (RFC 1321) ..................................................132
7.3.3.
HTTPS with Client Certificate ......................................................................................................132
7.4.
Administration and Maintenance Features ....................................................................... 132
7.4.1.
Web Browser Administration and Configuration via Integral Web Server....................................132
7.4.2.
Telephone Key Pad Configuration with Interactive Voice Prompts..............................................132
7.4.3.
Automated Provisioning & Upgrade via TFTP, HTTP and HTTPS ..............................................132
7.4.4.
Periodic Notification of Upgrade Availability via NOTIFY or HTTP ..............................................132
7.4.5.
Non-Intrusive, In-Service Upgrades ............................................................................................132
7.4.6.
Report Generation and Event Logging ........................................................................................132
7.4.7.
Syslog and Debug Server Records .............................................................................................133
8.
Acronyms................................................................................................................................... 133
9.
Glossary .................................................................................................................................... 134
10.
Index...................................................................................................................................... 136