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Interface Card and Interface Module Manual
H3C MSR 20/30/50 Series Routers
Chapter 2 Smart Interface Cards
2-16
Attribute
Description
Supported service
Backup
Terminal access
ISDN (supported by SIC-1TPRI only)
2.4.3 Interface LEDs
SIC-1TPRI panel is shown in the following figure:
Figure 2-21
SIC-1TPRI panel
SIC-1T1-F panel is shown in the following figure:
Figure 2-22
SIC-1T1-F panel
The status description of the LEDs is given in the following table:
Table 2-9
Description of the LEDs on SIC-1TPRI/SIC-1T1-F panel
LED
Description
LINK/ACT
ON means the carrier signal has been received.
OFF means no carrier signal has been received.
Blinking means data is being transmitted or/and received.
LP/AL
ON means the interface is in a loopback.
Blinking means an AIS, LFA, or RAI alarm signal is present.
OFF means no loopback or alarm is present.
Note:
AIS = Alarm indication signal; LFA = loss of frame alignment; RAI = Remote alarm
indication