Raisecom Technology Co., Ltd
5
and is configurable
z
There are three status indicators for each E1 circuit:
LOS: Loss of Signal (local)
LAL: local E1 general alarm, including AIS(alarm indication signal), LOF( Loss of
Frame), CRC(Cyclic Redundancy Check)
RAL: remote E1 alarm, including LOS, AIS, LOF, CRC
z
Local and remote E1 loop back
z
E1 BERT (bit error rate tester) function
z
Traffic counter provides an effective E1 link monitoring by statistics collection of Rx,
TX, total and error packets amount on E1 port.
z
4M Bytes buffer for each Ethernet port to avoid packet loss
3.4. CONSOLE interface parameters
●
Connector type: RJ-45
●
RS232 compliant
●
Rate: 9600bps
3.5. SNMP network management interface parameter
●
Utilize one of the 8 fast Ethernet ports, please refer to chapter 3.2
3.6. Power supply
●
Redundant power supply.
●
Voltage range: -48VDC, –36V - -72V
220VAC, 90V- 264V
●
Power consumption: <20W
3.7. Ambience
●
Temperature: -5
℃
-50
℃
●
Relative Humidity:
≤
90%(35
℃
)
