19-8
Server Cards
Model No.
Running Head
ADPCM Server Card Specifications
ADPCM Card
19.6
ADPCM Server Card Specifications
ADPCM Card (ADPCM)
Input Voice Channels
Can originate from any 2-wire or 4-wire voice card or from a DSO on a
WAN (El/T1 or HDSL) interface.
µ
-law & A-law 64Kbps PCM
compatible on a per channel basis.
Input Sub-rate Data
SRU data traffic at 19.2Kbps or less can be carried on a 24Kbps
sub-channel.
Input BRI traffic
B channel voice traffic can be compressed at any of the configurable
rates.
Modem Data Support
Transcoder rate: 24, 32 or 40 Kbps; Modem Data: none, up to 4.8Kbps,
V.32 to 9.6Kbps, up to 12Kbps and V.32 bis to 14.4Kbps
Fax Support
Transcoder rate for fax: 24, 32 or 40 Kbps; none, Group II and Group
III fax.
Voice Quality
As measured by Mean Opinion Score (MOS) analysis, a subjective
evaluation with a range of 0 (poor quality) to 5 (good quality). Toll
quality voice is accorded a MOS of 4.0 24Kbps transcoder rate MOS is
3.6-3.8; 32Kbps transcoder rate MOS is 4.0-4.3 and 40Kbps transcoder
rate MOS is 4.0-4.3
Echo Cancellation
Non provided—typically not required
Signaling
Transmitted in-band utilizing CAS transitional signaling, as per ANSI
T1.302—1986 for 32Kbps and modified for use with 24Kbps and
40Kbps. Note Robbed Bit Signaling Alarm Transmission, as specified
in ANSI T1.302a-1989 is not supported.
Maximum Card Count
3 (2 active, 1 redundant)
Transcoder Operation
Compliant to G.761 Alarm Indication and Fault Handling.
Standards Compatibility
ANSI
T1.302 1989
T1.302a 1992
T1.303 1989
CEN
EN 500 081-1
EN 500-092-1
EN 60950/A2
ITU-T
G.721
G.723
G.726 12/90
Содержание IMACS 8000
Страница 20: ...xviii Table of Contents Model No Running Head Table of Contents...
Страница 38: ...1 6 Reference Guide Model No Running Head Customer Service and Ordering Information What s New...
Страница 58: ...2 20 Reference Guide Model No Running Head Installing the Other Plug In Cards System Installation...
Страница 82: ...4 18 Reference Guide Model No Running Head PWE IP Uplink Server 8000 PWE Applications...
Страница 210: ...6 12 Reference Guide Model No Running Head Performance Monitoring System Testing and Diagnostics...
Страница 270: ...7 60 System Cards Model No Running Head CPU Card Specifications CPU Card...
Страница 300: ...8 30 System Cards Model No Running Head Interface Card Specifications Interface Card...
Страница 337: ...System Cards 9 37 WAN Card WAN Card User Screens and Settings Figure 9 21 T1 WAN Cross Connect Screen display only...
Страница 352: ...9 52 System Cards Model No Running Head WAN Card Specifications WAN Card...
Страница 360: ...10 8 System Cards Model No Running Head Alarm Card Troubleshooting Alarm Cards...
Страница 382: ...11 22 Voice Cards Model No Running Head E M Card Specifications E M Card...
Страница 454: ...14 34 Data Cards Model No Running Head HSU Card User Screens and Settings HSU Card Figure 14 16 HSU Broadcast Screen...
Страница 474: ...14 54 Data Cards Model No Running Head HSU Card Specifications HSU Card...
Страница 484: ...15 10 Data Cards Model No Running Head OHSU Card Specification OHSU 4P Card...
Страница 536: ...18 8 Data Cards Model No Running Head DS0 DP Card Specifications DS0 DP Card...
Страница 596: ...21 38 Server Cards Model No Running Head IPR 4 Server Card Specifications IPR 4 Router Card...
Страница 614: ...22 18 Server Cards Model No Running Head ACS MCC Card Troubleshooting MCC Card...
Страница 644: ...24 18 Server Cards Model No Running Head PWE Card Troubleshooting PWE Card...
Страница 659: ...Reference Guide A 15 A 4 2 External Talk Battery Fuses Manufacturer Part NumberA3 Little Fuse 218 005 Bussman GDC 5...
Страница 674: ...A 30 Reference Guide Model No Running Head...
Страница 729: ...Pin Outs C 31 C 8 HSU Cards...
Страница 752: ...C 54 Pin Outs Model No Running Head...