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Compatible Systems T1-10/100 Manuale Utente

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Chapter 4 - LED Patterns
14
Octal T1-10/100 RIOP LED Patterns
The following LEDs and light patterns provide information about the Octal T1-10/100 RIOP 
interfaces.
Ethernet Traffic Indicators 
Scan from 1 to 3:  Ethernet transmit packet
Scan from 5 to 3:  Ethernet receive packet
T1 Indicators 
Tx - WAN transmit packet
Rx - WAN receive packet
Alarm L - An internal T1 CSU/DSU is detecting a line error and sending a yellow alarm.
Alarm R - An internal T1 CSU/DSU is receiving a telephone company yellow alarm
Loop - Loopback mode in an internal T1 CSU/DSU has been set by the remote end.
Ethernet Connection Indicators
Link: The Link light indicates that there is a good connection to the hub. 
Activity: The Activity light indicates that there is activity across the link. 
100: The 100 light indicates that the interface is operating at 100 Mbps.
T1 Connection Indicators 
TX:  WAN transmit packet
RX:  WAN receive packet
Link: The Link light indicates that the interface is receiving signal from the upstream terminal.