ADTRAN Express 4120 Manual do Utilizador descarregar pdf (Página 143)

61200176L3-1 Express 4110/4120 User Manual 5-1

Chapter 5 Specifications

SPECIFICATIONS AND FEATURES

This section describes the standard specifications and features incorpo-

rated in the Express 4110/4120.

Network Interface

RJ-49C for ISDN Basic Rate U-Interface or RJ-49C for leased 2B1Q service.

Ethernet Interfaces (LAN)

Ethernet/IEEE 802.3 10BaseT (4110).

Ethernet/IEEE 802.3 4 port 10BaseT hub (4120).

Switch Compatibility

• LUCENT 5ESS

•NTI DMS-100

• National ISDN-1

Dual POTS Interface

• Maximum REN = 3

• Caller ID

• Ringing Signal Amplitude = 185 Vp-p (+/- 5V)

• Ringing Signal Frequency = 20 Hz (+/- 3 Hz)

• Supports 3 phones

(18 mA loop current each) at 1,000 ft, 24 AWG

• Supports 2 phones

(26 mA loop current each) at 1,000 ft, 24 AWG

• Supports 1 phone

(49 mA loop current each) at 1,000 ft, 24 AWG

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ADTRAN Express 4120 Manual do Utilizador Página 143