Generic Modules
15
Generic Modules
The MSR 20 series is available with generic modules such as SIC interface card and
ESM. For detailed information about interface cards, refer to
H3C MSR 20/30/50
Series Routers Interface Card and Interface Module Manual
.
SIC and DSIC Interface
Cards
MSR series routers adopt modular design and support a wide range of optional
SIC/DSIC interface cards, providing various interfaces, such as
synchronous/asynchronous serial interface, Ethernet interface, E1/T1, ISDN BRI/PRI,
ADSL, audio interface, and Layer 2 switching interface, and so on.
n
■
For an H3C MSR 20-40 router, 4FSW/1FEA/1GEC/1ADSL/1ADSL-I can only be
installed in Slot 2 or Slot 4.
SYS
Hardware system operation LED:
Blinking means the system is operating normally.
Steady ON or steady OFF means the system does not operate
normally.
CF CF
card
LED:
Steady green means the CF card is in place, and can be identified
by the router.
Blinking green means the CF card is being accessed and cannot
be removed.
Steady yellow means the CF card is in place, but cannot be
identified by the router.
OFF means no CF card is inserted or the CF card cannot be
identified.
Table 10
Rear panel LEDs description of MSR 20-40 router
LED Description
LINK
OFF means no link is present.
ON means a link is present.
ACT
OFF means no data is being transmitted or received.
Blinking means data is being transmitted or received.
ESM0 to 1
OFF means no ESM is in the ESMx slot.
Steady green means an ESM is in the ESMx slot and operates
normally.
Steady yellow means an ESM is in the ESMx slot but does not
operate normally.
VCPM
OFF means no VCPM is in the slot.
Steady green means a VCPM is in the slot and operates normally.
Steady yellow means a VCPM is in the slot but does not operate
normally.
VPM0 to 1
OFF means no VPM is in the VPMx slot.
Steady green means a VPM is in the VPMx slot and operates
normally.
Steady yellow means a VPM is in the VPMx slot but does not
operate normally.
Table 9
Front panel LEDs description of H3C MSR 20-40 router
LED Description
Содержание MSR 20-20
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