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Raisecom
iTN2100 (P100R002) Hardware Description
15 PDH and RCMS cards
Raisecom Technology Co., Ltd.
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15.7.3 Interfaces
Interface types
There are five interfaces on the OPCOM3500E-120FE×4-GE panel, as listed in Table 15-33.
Table 15-33
Interfaces on the OPCOM3500E-120FE×4-GE panel
Interface
Type
Description
ETH
RJ45
Service downlink interface
A–D
1×9 optical interface
Service uplink interfaces
TX indicates sending and RX indicates receiving.
Interface parameters
Table 15-34 lists parameters of the ETH interface on the OPCOM3500E-120FE×4-GE.
Table 15-34
Parameters of the ETH interface on the OPCOM3500E-120FE×4-GE
Parameter
Description
Connector type RJ45
Interface rate
10/100/1000 Mbit/s or auto-negotiation
Maximum
supported
frame length
1632 Bytes
Duplex mode
Full duplex/half duplex/auto-negotiation
Flow control
Full duplex: IEEE 802.3x-based flow control
Half duplex: back-pressure flow control
15.7.4 LEDs
There are 14 LEDs on the OPCOM3500E-120FE×4-GE panel, as listed in Table 15-35.
Table 15-35
LEDs on the OPCOM3500E-120FE×4-GE panel
Interface
Status
Description
PWR
Green
Power LED
Green: the power supply is normal.
Off: the power supply is abnormal.
SYS
Green
System status LED
Green: the system is working improperly.
Off: the system is working improperly.
Blinking green: the system is working properly.