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61200176L2-1 Express 4100/4110 User Manual 5-1
Chapter 5 Specifications
SPECIFICATIONS AND FEATURES
This section describes the standard specifications and features incorpo-
rated in the Express 4100/4110.
Network Interface
RJ-49C for ISDN Basic Rate U-Interface or RJ-49C for leased 2B1Q service.
Ethernet Interface (LAN)
Ethernet/IEEE 802.3 10BaseT.
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