ESR series routers     9 
2.3. Light indication 
ESR-1000 light indication 
Metal  interfaces state  of  GigabitEthernet  is represented  by  two  LED  indicators:  LINK/ACT  -  green 
and SPEED -amber: 
 
Figure 2.11 - RJ-45 socket appearance 
SFP-interface status is represented by two RX/ACT and TX/ACT indicators: 
 
Figure 2.12 - Optical interfaces' indicators 
Table 2.6 - Light state indication of metal interfaces and SFP- interfaces 
LINK/ACT indicator is lit 
Port is disabled or connection is not 
established 
10Mbps or 100Mbps connection is 
established 
1000Mbps connection is established 
Data transfer is in progress  
Table 2.7 - SFP/SFP+ interfaces states light indication 
Glowing of RX/ACT 
indicator 
Glowing of  TX/ACT 
indicator 
Port is disabled or connection is not 
established 
Connection is established 
Receive data is in progress 
Data transfer is in progress