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Chapter 1
Overview of the Cisco 4451-X Integrated Services Router
Table 1-1
LED
L
(right)
S
(right)
SFP EN
SFP S
SER
CON
(right)
USB
CON
(left)
ISC
FLASH
PSU
OL-27644-01
LED Indicators on the Cisco ISR 4451-X (continued)
Represents
Color
Ethernet
Green
ports 2 and 3
and
Off
Management
Ethernet
Link
Ethernet
Green
ports 2, and 3
and
Management
Ethernet
Speed
Off
Port 0, 1, 2,
Green
and 3 Enable
Amber
Off
Status of
Green
Ports 0, 1, 2,
Amber
and 3
Off
Serial
Green
Console
Active
USB Console
Green
Active
ISC Slot
Green
Status
Amber
Off
Compact
Green
Flash Status
Blinking
Green
Off
Power
Green
Supply Unit
Amber
(P0 and P1)
Off
Status
Hardware Installation Guide for the Cisco 4451-X Integrated Services Router
Description
Ethernet cable present and link established with
other side.
No link.
Blinking: blink frequency indicates port speed:
1 blink - 10Mbps link speed
2 blinks - 100Mbps link speed
3 blinks - 1000Mbps link speed
No link
Indicates SFP module detected and recognized.
Initialized with error.
Not present.
tbd
Not present.
Indicates that the active console port is RJ-45.
Note
When this LED is on, the USB CON LED
will be off.
Green indicates that the active console port is USB.
Note
When this LED is on, the SER CON LED
will be off.
PVDM4 present and enabled.
Initialized with error.
Not present.
Present and inactive.
Compact flash present and currently being
accessed.
Do not remove the Compact Flash when this
Note
LED is blinking.
Not present.
PSU on and providing power.
PSU is on but with errors or in a failure condition.
Power supply turned off.
Hardware Features
Location
I/O side
I/O side
I/O side
I/O side
I/O side
I/O side
Bezel side
Bezel side
Bezel side
1-12
- Quick Links:
- Cisco Isr 4451-X Chassis
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