Atu - Ericsson MINI-LINK TN R3 ETSI Technical Description

MINI-LINK TN R3 ETSI
5.2

ATU

This section describes the functions of ATU.
The available traffic capacity, 2x2, 4x2, 8x2 and 17x2 Mbit/s, can be shared
between:
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Figure 81
The following summarizes the ATU functions:
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94
PDH traffic with a maximum of 8xE1.
Ethernet traffic over a maximum of 16xE1.
10BASE-T
-48 V DC E1 10/100BASE-T
ATU
Eight E1 interfaces
One 10BASE-T Ethernet interface for connection to a site LAN
One 10/100BASE-T Ethernet interface for Ethernet traffic
System control and supervision
IP router for DCN handling
SNMP Master Agent
USB interface for LCT connection
Filtering of the external power, providing secondary voltages and power
supply to the RAU
Storage and administration of inventory and configuration data
Multiplexing and modulation of traffic signals in the transmitting direction
Demodulation and demultiplexing of traffic signals in the receiving direction
USB
RAU
4/1555-CSH 109 32/1-V1 Uen B 2007-09-14
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