Cisco Systems IGX 8 Hoja de especificaciones descargar pdf (Pagina 2)

-2 IGX 8 Installation Manual, Release 8.2.0

Voice Circuit Support

Input AC Power

Connector:

IEC 16 Amp input connector. 6 different power cords are available

to comply with the standards of individual countries. Power cords

are 6 feet (about 2 meters) long. See AC Power Cabling for details.

DC Input Connections 3-wire pluggable terminal block with screw terminal connectors.

Operating Environment: 0° to 50° C (32° to 104° F). Maximum 85% relative humidity

Shock: Withstands 10 G, 10 ms. at 1/2 sine wave.

Vibration: Withstands 1/4 G, 20–500 Hz.

Heat Transfer to Room: IGX 8: 2720 BTUs max.

Voice Channel Interface: 24-channel T1 (D4 format).

24-channel T1-ESF (using CVM8).

30-channel framed CEPT E1.

31-channel framed CEPT E1.

Voice Compression

Available:

32/24/16 Kbps ADPCM.

32 Kbps ADPCM.

Voice Activity Detection compression.

Compression Algorithm: ITU-T G.721, G.723, G.726.

StrataCom 32 Kbps ADPCM.

PCM Encoding Types: Accommodates µ-Law or A-Law encoding,

End-to-end conversion available.

Channel Gain Control: –8 dB to +6 dB.

Signalling Modes: T1: Robbed bit or CCS (ISDN).

E1: Channel Associative Signalling (CAS) or Common Channel

Signalling (CCS).

Signalling Conditioning: Various make-busy and forced idle routines during circuit alarm can

be speciﬁed on a per-channel basis.

Quantizing Distortion

Added:

2.5 Quantizing Distortion Units (QDU)s with 32 Kbps ADPCM

over 1 hop plus 0.7 QDUs with Digital Loss PAD (µ-law or A-Law).

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Cisco Systems IGX 8 Hoja de especificaciones Pagina 2