CISCO1921/K9, Cisco 1921 Router ISR G2 Cisco 1921 Modular Router, 2 GE, 2 EHWIC slots, 512DRAM, IP Base
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CISCO1921/K9, Cisco 1921 Router ISR G2

CISCO1921/K9
Cisco 1921 Modular Router, 2 GE, 2 EHWIC slots, 512DRAM, IP Base
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Overview (CISCO1921/K9)

The Cisco 1921 Router, which Memory and Flash Memory can't upgrade, is designed for branch offices.

Figure 1  Front view of Cisco Router 1921/K9.

Product Details

The statue LEDs, on the front panel of the 1921/K9, including three statues: SYS, ACT and PoE.
 
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 2  Back panel of Cisco 1921/K9.
EHWIC slot
Auxiliary port
GE 0/0downand 0/1(up)
Input power connector
USB serial port
RJ-45 serial console port
USB port
POE


 Back panel LEDs 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.


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.

 

The Cisco 1921 ISRs are highly modular platforms with multiple module and cards slots to provide connectivity and services for varied branch-office network requirements.

Recommended EHWIC, HWIC and VWIC cards for this router.
 
Cards Models Description
EHWIC
 
EHWIC-1GE-SFP-CU Cisco 1900, 2900, 3900 Router EHWIC WAN Card EHWIC-1GE-SFP-CU
EHWIC-4ESG Four port 10/100/1000 Base-TX Gigabit Ethernet switch interface card for Cisco 1900 2900 3900 Routers
HWIC
 
 
HWIC-2FE HWIC two routed port Cisco Router High-Speed WAN Interface card
HWIC-1T 1-Port Serial WAN Interface Card Cisco Router High-Speed WAN Interface card
HWIC-2T 2-Port Serial WAN Interface Card Cisco Router High-Speed WAN Interface card
VWIC
 
VWIC3-1MFT-T1/E1 Cisco Voice/WAN Card VWIC3-1MFT-T1/E1
VWIC3-2MFT-T1/E1 Cisco Voice/WAN Card VWIC3-2MFT-T1/E1
VWIC3-1MFT-G703 Cisco Voice & WAN T1/E1 interface moudle VWIC3-1MFT-G703
VWIC3-2MFT-G703 Cisco Voice/WAN Card VWIC3-2MFT-G703


The Licenses

The Cisco 1921/K9 router supports IOS Technology Package Licenses.
 
Licenses Description
L-SL-19-DATA-K9 Cisco 1900 IOS License L-SL-19-DATA-K9= Data E-Delivery PAK for Cisco 1900
L-SL-19-SEC-K9 Security License for Cisco 1900
L-SL-19-APP-K9 AppX License with; DATA and WAAS for Cisco 1900 Series




 

Specification (CISCO1921/K9)


Product Specifications of Cisco 1921 Integrated Services Router
 
 Cisco 1921 Integrated Services Router  
Services and Slot Density
Embedded hardware-based cryptography acceleration (IPsec + SSL) Yes
RJ-45 onboard LAN 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
Power-supply options POE (external)
Redundant-power-supply support No
Power Specifications
AC input voltage 100V-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
Physical Specifications
Dimensions (H x W x D) 1.75 x 13.5 x 11.5 in.
Rack height 1RU
Rack-mount 19in. (48.3 cm) EIA optional
Wall-mount (refer to installation guide for approved orientation) Yes
Weight - with AC power supply (no modules) 12 lb
Weight - with PoE power supply (no modules) 12.8 lb
Maximum weight - fully configured 14 lb
Airflow Back to Sides
Environmental Specifications
Operating Condition  
Temperature: 5906 feet (1800m) maximum altitude 0--40°C (32--104°F)
Temperature: 9843 feet (3000m) maximum altitude 0--25°C (32--77°F)
Altitude 3000m (10000 ft)
Humidity 10 to 85% RH
Acoustic: Sound pressure (typical /maximum) 32.99/58.33 dBA
Acoustic: Sound power (typical/maximum) 41.99/67.22 dBA
Transportation/Storage Condition
Temperature --40 to 70°C (--40 to 158°F)
Humidity 5 to 95% RH
Altitude 4570m (15000 ft)
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
 

 

Compare to Similar Routers (Cisco 1921 router and 1941 router)

 
Model CISCO1921/K9 CISCO1941/K9
Interface w/2 GE 2 GE
EHWIC slot 2 2
ISM Slot 0 1
Memory 512 MB (installed) / 512 MB (max) 512 MB (installed) / 2 GB (max)
Flash Memory 256 MB (installed) / 256 MB (max) 256 MB (installed) / 8 GB (max)
Rack Unit 1U 2U
 
 
 

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