Cisco 2800 Series Обзор - Страница 14

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Cisco 2800 Series Обзор
Chassis Views
Cisco 2821 and Cisco 2851 Chassis
Figure
Figure 16
router.
Figure 13
Front Panel of Cisco 2821 and Cisco 2851 Routers with AC Input Power and Without IP Phone Power Output
1
Input power connection
2
On/Off switch
3
Console and auxiliary ports
4
Universal serial bus (USB) ports
Figure 14
Front Panel of Cisco 2821 and Cisco 2851 Routers with AC Input Power and IP Phone Power Output
1
Input power connection
2
On/Off switch
3
Console and auxiliary ports
4
Universal serial bus (USB) ports
Overview of Cisco 2800 Series Routers
14
13,
Figure
14, and
Figure 15
shows the rear panel of a Cisco 2821 router.
7
OPTIONAL RPS INPUT
12V
18A
7
OPTIONAL RPS INPUT
12V
18A
-48V
8A
show the front panel of Cisco 2821 and Cisco 2851 routers.
Figure 17
6
5
SYS
AUX/
SYS
1
PWR
PWR
ACT
CF
COMPACT FLASH
0
Do Not Remove During Network Operation
5
External CompactFlash memory card slot
6
LED indicators
7
Cisco redundant power supply connector (covered if not used)
6
5
SYS
AUX/
SYS
1
PWR
PWR
ACT
CF
COMPACT FLASH
0
Do Not Remove During Network Operation
5
External CompactFlash memory card slot
6
LED indicators
7
Cisco redundant power supply connector (covered if not used)
shows the rear panel of a Cisco 2851
4
3
2
1
CONSOLE
AUX
100-240 V~ 3A
50/60 Hz
4
3
2
1
CONSOLE
AUX
100-240V~ 8A
50/60 Hz
OL-5783-01