CISCO 1921/K9
Model: CISCO1921/K9, Cisco 1921 Router ISR G2 – Cisco ISR 1900 Series
Detail: Cisco ISR 1900 Series, Cisco 1921 Modular Router, 2 GE, 2 EHWIC slots, 512DRAM, IP Base
Overview: Designed for branch offices, the CISCO 1921/K9 router delivers secure mobility, data, and application services. This product’s power distribution is fully integrated to modules that support 802.3af Cisco Enhanced PoE and Power over Ethernet. It comes with:
- 2 integrated Ethernet ports (10/100/1000)
- 2 enhanced High-Speed WAN Interface Card slots (EHWIC) that can host 1 double wide module or 2 single wide
modules
Use the Cisco 1921/K9 to facilitate secure collaborative communications with Enhanced Easy VPN, Dynamic Multipoint VPN, and Group Encrypted Transport VPN.
The CISCO 1921/K9 offers a high level of security and integrated threat control using Cisco IOS Content Filtering, Cisco IOS IPS, Cisco IOS Zone-Based Firewall, and Cisco IOS Firewall.
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 |
Front Panel LED Area
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. |
Back Panel LED Area
- Flash LED
- EN (USB serial console port)
- EN (RJ-45 console port)
- S (Speed)
- L (Link)
- Baud reset
- Ground connector
- On/Off switch
- USB port
- Kensington security slot
LED | Color | Description |
Flash LED | Green | Blinking means software is accessing the internal USB Flash (eUSB) device. |
Amber | Initialized with error. | |
EN (USB serial console port) | Green | The USB console port is active. |
EN(RJ-45 console port) | Green | The RJ-45 console port is active. |
S (Speed) | 1 blink + pause | GE port operating at 10 Mb/s. |
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. |
Off | No GE link is established. |
Back Panel Ports and Slots Area
- EHWIC slot
- Auxiliary port
- GE 0/0（down）and 0/1(up)
- Input power connector
- USB serial port
- RJ-45 serial console port
- USB port
- POE
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