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T
ECHNICAL DATA
CHAPTER 7 ANNEX
Technical data
Network interfaces
The following technical data applies to the network interfaces:
Primary rate interface PRI
• E1 ISDN PRI
– 30 B channels, 1 D channel, Bitrate 2.048 Mbit/s
– Protocol DSS1 (public), QSIG/PSS1 (private) – used mainly in Europe
– Protocol CAS MFC R2 – used in Brazil
– Only on TIC-1PRI card
• T1 ISDN PRI
– 23 B channels, 1 D channel, Bitrate 1.544 Mbit/s
– Protocols: 4ESS and 5EES (ATamp;T), DMS100 (Nortel), National ISDN 2 (Bellcore)
– Used in USA/Canada
– Only on TIC-1PRI-T1 card
Basic rate interface BRI-T
• Standard Euro ISDN interface as per CTR-3
• Configurable for point-to-point or point-to-multipoint operation
• Not usable in USA/Canada for the public network
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
1. Must not be used in USA/Canada.
2. Not yet supported with Release 6.0
Table 7.4:Overview of spare parts
Description
Mitel SMBC fan
Mitel SMBC CPU module without DRAM
Mitel SMBC 4GB DRAM module for CPU
Power supply unit for basic system
Two-pin standard power cable for basic system
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