E1/T1 port is connected properly.
Network speed lower than 1000Mbps
E1/T1 port is faulty or not connected
Indicator
Definition
Status
Description
Power
Indicator
Running
Indicator
E1/T1 In-use
Indicator
On
On
Off
Off
The gateway is powered on
The gateway has no power input
or power supply is abnormal
Slow Flashing
Flashing
PWR
RUN
E1/T1
The gateway is running properly
Off
The gateway is initiated improperly
Green Indicator
（Network Link）
The gateway is properly connected to
network
On
Off
Off
GE
The gateway is not connected to network
or network connection is improper
Work at 1000Mbps
Fast
Flashing
Physical connection of E1/T1 is abnormal
or there are error codes in E1/T1 circuit.
Product Model & Number of E1/T1 Ports
Description of Indicators
Model
E1/T1 Port
MTG200
MTG1000
MTG2000B
1 2 4 8 12 16 20
Note: the number of E1/T1 ports of MTG2000 is determined by the number of inserted DTU boards.
Each DTU board has four E1/T1 ports.
2
1
MTG2000
Yellow Indicator
（Network Speed）
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