Cisco CISCO1921/K9 C1921 Modular Router
CISCO1921/K9 Overview
The Cisco 1921 Router, which Memory and Flash Memory can't upgrade, is designed for branch offices.
Quick Specs
Figure 1 shows the front view of Cisco Router 1921/K9.
Table 1 shows the Quick Specs of the CISCO1921/K9.
|
Product Code |
CISCO1921/K9 |
|
Rack Units |
1U |
|
Interfaces |
2 integrated 10/100/1000 Ethernet ports: GE0/0&GE0/1 |
|
Expansion Slot(s) |
2 enhanced High-Speed WAN Interface Card (EHWIC) slots |
|
RAM |
512 MB/512 MB |
|
Flash Memory |
256 MB/256 MB |
|
Dimensions |
1.75 x 13.5 x 11.5 in. |
|
Package Weight |
5.41 Kg |
Product Details
Figure 2 shows the statue LEDs, on the front panel of the 1921/K9, including three statues: SYS, ACT and PoE.
Table 2 shows the front panel LED area description.
|
LED |
Color |
Description |
|
SYS |
Solid green |
Solid green indicates normal operation. |
|
Blinking green |
System is booting or is in ROM monitor mode. |
|
|
Amber |
System error. |
|
|
Off |
Power is off or system board is faulty. |
|
|
ACT |
Green |
Solid or blinking when any packets are transmitted or received on any WAN or LAN, or when monitoring system activity. |
|
PoE |
Green |
PoE is available. |
|
Amber |
Power supply is not supplying PoE power. |
Figure 3 shows the back panel of the CISCO1921/K9.
Note:
① Flash LED ② EN (USB serial console port) ③ EN(RJ-45 console port) ④ S (Speed) ⑤ L (Link) ⑥ Baud reset ⑦ Ground connector ⑧ On/Off switch ⑨ USB port ⑩ Kensington security slot
Table 3 shows the back panel LED area description.
|
LED |
Color |
Description |
Location |
|
Flash LED |
Green |
Blinking means software is accessing the internal USB Flash (eUSB) device. |
Back Panel |
|
Amber |
Initialized with error. |
||
|
EN (USB serial console port) |
Green |
The USB console port is active. |
Back Panel |
|
EN(RJ-45 console port) |
Green |
The RJ-45 console port is active. |
Back Panel |
|
S (Speed) |
1 blink + pause |
GE port operating at 10 Mb/s. |
Back Panel |
|
2 blink + pause |
GE port operating at 100 Mb/s. |
||
|
3 blink + pause |
GE port operating at 1000 Mb/s. |
||
|
L (Link) |
Green |
GE link is established. |
Back Panel |
|
Off |
No GE link is established. |
Figure 4 shows the ports and slots on the back panel of Cisco 1921/K9.
Note:
① EHWIC slot ② Auxiliary port ③ GE 0/0（down）and 0/1(up) ④ Input power connector ⑤ USB serial port ⑥ RJ-45 serial console port ⑦ USB port ⑧ POE
* Cisco 1921/K9 supports 1 integrated EHWIC slots for flexible configurations. It supports two modules:
1. 1
double wide HWIC-D or single wide EHWIC/HWIC module or 2 single wide EHWIC/HWIC
module.
2. High-speed USB 2.0 ports enable another mechanism secure token
capabilities and storage.
Figure 5 shows the unboxing view of CISCO1921/K9.
- Rack-mountable - 1U
- 2 integrated 10/100/1000 Ethernet ports: GE0/0&GE0/1
- enhanced High-Speed WAN Interface Card (EHWIC) slots
- 1.75 x 13.5 x 11.5 in.
- -40 to 158°F (-40 to 70°C)
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