V7122 Gateway User Guide
399
A
PPENDIX
A:
S
ELECTED
T
ECHNICAL
S
PECIFICATIONS
General Specifications
The General Specifications (show in
Table 78
) apply to the V7122, TP-1610 and TP-260
gateways. For the product-specific specifications, see:
V7122
(
V7122 Specifications
).
TP-1610
(
TP-1610 Specifications
).
TP-260
(
TP-260 Specifications
).
Table 78
General Selected Technical Specifications
Function Specification
Voice & Tone Characteristics
Voice Compression
G.711 PCM at 64 kbps µ-law/A-law (10, 20, 30, 40, 50, 60, 80, 100,120
msec)
G.723.1 MP-MLQ at 5.3 or 6.3 kbps (30, 60, 90, 120 msec)
G.726 at 32 kbps ADPCM (10, 20, 30, 40, 50, 60, 80, 100,120 msec)
G.729 CS-ACELP 8 kbps Annex A / B
(10, 20, 30, 40, 50, 60, 80, 100
msec)
NetCoder at 6.4, 7.2, 8.0 and 8.8 kbps
(20, 40, 60, 80, 100, 120
msec).
EVRC (20, 40, 60, 80, 100 msec).
AMR (20
msec)
Transparent
(20, 40, 60, 80, 100, 120 msec)
GSM Full Rate
(20, 40, 60, 80 msec)
Microsoft GSM (40 msec)
GSM-EFR (20
msec
)
Silence Suppression
G.723.1 Annex A
G.729 Annex B
PCM and ADPCM: Standard Silence Descriptor (SID) with Proprietary Voice
Activity Detection (VAD) and Comfort Noise Generation (CNG)
NetCoder
Packet Loss Concealment
G.711 appendix 1
G.723.1
G.729 a/b
Echo Cancellation
G.165 and G.168 2000, configurable tail length per gateway from 32 to 128
msec
Содержание VCX V7122
Страница 28: ...28 V7122 GatewayUser Guide ...
Страница 39: ...V7122 Gateway User Guide 39 Reader s Notes ...
Страница 40: ...40 V7122 GatewayUser Guide ...
Страница 58: ...58 V7122 GatewayUser Guide Reader s Notes ...
Страница 66: ...66 V7122 GatewayUser Guide Reader s Notes ...
Страница 144: ...144 V7122 GatewayUser Guide Reader s Notes ...
Страница 239: ...V7122 Gateway User Guide 239 Reader s Notes ...
Страница 240: ...240 V7122 GatewayUser Guide ...
Страница 246: ...246 V7122 GatewayUser Guide Reader s Notes ...
Страница 270: ...270 V7122 GatewayUser Guide Reader s Notes ...
Страница 287: ...V7122 Gateway User Guide 287 Reader s Notes ...
Страница 288: ...288 V7122 GatewayUser Guide ...
Страница 294: ...294 V7122 GatewayUser Guide Reader s Notes ...
Страница 300: ...300 V7122 GatewayUser Guide Figure 88 Gateway s Startup Process ...
Страница 315: ...V7122 Gateway User Guide 315 Reader s Notes ...
Страница 316: ...316 V7122 GatewayUser Guide ...
Страница 332: ...332 V7122 GatewayUser Guide Reader s Notes ...
Страница 358: ...358 V7122 GatewayUser Guide Reader s Notes ...
Страница 362: ...362 V7122 GatewayUser Guide Reader s Notes ...
Страница 389: ...V7122 Gateway User Guide 389 Reader s Notes ...
Страница 390: ...390 V7122 GatewayUser Guide ...
Страница 398: ...398 V7122 GatewayUser Guide Reader s Notes ...
Страница 406: ...406 V7122 GatewayUser Guide Reader s Notes ...
Страница 408: ...408 V7122 GatewayUser Guide Reader s Notes ...
Страница 409: ...V7122 Gateway User Guide 409 ...
Страница 419: ...V7122 Gateway User Guide 419 Reader s Notes ...
Страница 437: ...V7122 Gateway User Guide 437 Reader s Notes ...
Страница 452: ...452 V7122 GatewayUser Guide Figure 137 UDP2File Utility ...
Страница 453: ...V7122 Gateway User Guide 453 Reader s Notes ...
Страница 459: ...V7122 Gateway User Guide 459 Reader s Notes ...
Страница 475: ...V7122 Gateway User Guide 475 ...