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.
Recommended Cards and Licenses
Table 4 shows recommended EHWIC, HWIC, VWIC cards and licenses for this router.
|
Category |
Models |
Description |
|
EHWIC
|
Cisco 1900, 2900, 3900 Router EHWIC WAN Card EHWIC-1GE-SFP-CU |
|
|
Four port 10/100/1000 Base-TX Gigabit Ethernet switch interface card for Cisco 1900 2900 3900 Routers |
||
|
HWIC
|
HWIC two routed port Cisco Router High-Speed WAN Interface card |
|
|
1-Port Serial WAN Interface Card Cisco Router High-Speed WAN Interface card |
||
|
2-Port Serial WAN Interface Card Cisco Router High-Speed WAN Interface card |
||
|
VWIC
|
Cisco Voice/WAN Card VWIC3-1MFT-T1/E1 |
|
|
Cisco Voice/WAN Card VWIC3-2MFT-T1/E1 |
||
|
Cisco Voice & WAN T1/E1 interface moudle VWIC3-1MFT-G703 |
||
|
Cisco Voice/WAN Card VWIC3-2MFT-G703 |
||
|
Licenses |
Cisco 1900 IOS License L-SL-19-DATA-K9= Data E-Delivery PAK for Cisco 1900 |
|
|
Security License for Cisco 1900 |
||
|
AppX License with; DATA and WAAS for Cisco 1900 Series |
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CISCO1921/K9 Specification
CISCO1921/K9 Specification |
|
|
Services and Slot Density |
|
|
Embedded hardware-based cryptography acceleration (IPsec + SSL) |
Yes |
|
RJ-45 onboard LAN/WAN 10/100/1000 ports |
2 |
|
EHWIC slots |
2 |
|
Doublewide EHWIC slots (use of a doublewide EHWIC slot will consume 2 EHWIC slots) |
1 |
|
Cisco Integrated Services Module (ISM) slots |
0 |
|
Memory (DDR2 DRAM): Default/maximum |
512 MB/512 MB |
|
USB flash memory (internal): Default/maximum |
256 MB/256 MB |
|
External USB flash-memory slots (Type A) |
1 |
|
USB console port (mini-Type B) (up to 115.2 kbps) |
1 |
|
Serial console port (up to 115.2 kbps) |
1 |
|
Serial auxiliary port (up to 115.2 kbps |
1 |
|
Integrated power supply |
AC and DC power-supply models |
|
Power-supply options |
POE (external) - on AC models only |
|
Redundant-power-supply support |
No |
|
Power Specifications |
|
|
AC input voltage |
100-240V ~ |
|
AC input frequency |
47-63 Hz |
|
AC input current range AC power supply (maximum) (amps) |
1.5-0.6 |
|
AC input surge current |
<50A |
|
Typical power (no modules) |
25W |
|
Maximum power capacity with AC power supply |
60W |
|
Maximum power capacity with PoE power supply (platform only) |
70W |
|
Maximum PoE device power capacity with PoE power supply |
80W |
|
DC power input |
32-60 VDC, 4A, positive or negative, single source |
|
DC input wire size |
AWG 14 (2.0 mm2) |
|
Safety ground-wire size |
AWG 14 (2.0 mm2), minimum |
|
Wire terminal (lug) |
Amp/Tyco No.32957 |
|
Overcurrent protection |
20A maximum |
|
Physical Specifications |
|
|
Dimensions (H x W x D) |
1.75 x 13.5 x 11.5 in. (4.45 x 34.29 x 29.21 cm) |
|
Rack height |
1 rack unit (1RU) |
|
Rack-mount 19 in. (48.3 cm) EIA |
Optional |
|
Wall-mount (refer to installation guide for approved orientation) |
Yes |
|
Package Weight |
11.9 lb (5.41 Kg) |
|
Weight: With AC power supply (no modules) |
6.75 lb (3.06 Kg) |
|
Weight: With PoE power supply (no modules) |
7.5 lb (3.4 Kg) |
|
Airflow |
Back to sides |
|
Environmental Specifications |
|
|
Operating Conditions |
|
|
Temperature: 5906 ft (1800m) maximum altitude |
32-104°F (0-40°C) |
|
Temperature: 9843 ft (3000m) maximum altitude |
32-77°F (0-25°C) |
|
Altitude |
10,000 ft (3,000m) |
|
Humidity |
10 to 85% relative humidity (RH) |
|
Acoustic: Sound pressure (typical/maximum) |
32.99/58.33 dBA |
|
Acoustic: Sound power (typical/maximum) |
41.99/67.22 dBA |
|
Transportation and Storage Conditions |
|
|
Temperature |
-40 to 158°F (-40 to 70°C) |
|
Humidity |
5 to 95% RH |
|
Altitude |
15,000 ft (4,570m) |
|
Regulatory Compliance |
|
|
Safety |
UL 60950-1 CAN/CSA C22.2 No. 60950-1 EN 60950-1 AS/NZS 60950-1 IEC 60950-1 |
|
EMC |
47 CFR, Part 15 ICES-003 Class A EN55022 Class A CISPR22 Class A AS/NZS 3548 Class A VCCI V-3 EN 300-386 EN 61000 (Immunity) EN 55024, CISPR 24 EN50082-1 |
|
Telecom |
TIA/EIA/IS-968 CS-03 ANSI T1.101 IEEE 802.3 RTTE Directive |
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