Ascotel IntelliGate 2025/2045/2065
Part 8 Technical Data 981
6.5 Network Interfaces
The following technical data applies to the network interfaces:
Basic Access T
• Standard Euro ISDN interface as per CTR-3
• Configurable for point-to-point or point-to-multipoint operation
Primary rate access T2
• Standard Euro ISDN interface as per CTR-4
• Can be used as a network interface (T2)
Analogue network interfaces
• Voice path with A/D and D/A conversion (standard PCM, A-law)
• Transmission as per ES 201 168 (level country-specific)
• Signalling as per TBR 21
• Pulse or DTMF dialling, Flash signal
• Loop current detection
• Call charge receive 12 or 16 kHz (frequency and level setting
country-specific)
6.6 User-network interfaces
The following technical data applies to the user-network interfaces:
Digital user-network interface AD2
• Proprietary interface, two-wire
• 2 system terminals per interface
• Power supply min. 75 mA, limiting at approx. 80 mA,
terminal voltage 36...41 V
• Line termination in the terminal
• Transparent transmission of 2 PCM channels
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