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ISR4321-V/K9 Routers Overview
The Cisco ISR4321-V/K9 Voice Bundle is designed to deliver advanced VOIP services for small enterprise branch environments. The Cisco ISR 4321 integrates 2 dual-mode Gigabit Ethernet ports, PVDM4 DSP for voice and video services, and features two network modules, one integrated services card slot, 4GB DDR3 RAM, and 4 GB flash memory. By default, the ISR4321 provides 50 Mbps throughput with the ability to scale performance up to 100 Mbps using the pay-as-you-grow model, ensuring your platform grows with your business needs. It also supports advanced encryption technologies, including IPsec, SSL VPN, and flex VPN, ensuring secure communications. The router includes 2 RJ-45-based ports, 1 SFP-based port, and features 2 NIM (Network Interface Modules) slots and 1 onboard ISC slot for easy expansion. With external AC and PoE power supply options and a rack-mountable 1RU form factor, the ISR4321-V/K9 is perfect for business environments looking for flexibility and security. Shop Cisco Routers like the ISR4321-V/K9 for reliable Cisco Enterprise Branch Routers, featuring service module support, network interface module support, ISC slots, and SFP-based connectivity in a rack-mountable design.
Recommended modules and accessories
Items |
Models |
Description |
License |
L-SL-4320-APP-K9 |
Cisco AppX license L-SL-4320-APP-K9= with 200 conns/ISRWAAS or 750 conns/vWAAS |
Console and Auxillary Cables |
CAB-CONSOLE-RJ45 |
Cisco CAB-CONSOLE-RJ45 Console Cable 6ft with RJ45 and DB9F |
| CAB-CONSOLE-USB |
Cisco CAB-CONSOLE-USB Console Cable 6 ft with USB Type A and mini-B |
|
Network Interface Modules |
NIM-2CE1T1-PRI |
Cisco Multiflex Trunk Voice and WAN network interface module |
| NIM-1MFT-T1/E1 |
Cisco Fourth-Generation Multiflex Trunk Voice and WAN network interface module |
|
| NIM-4E/M | Analog voice network interface card (ear and mouth) | |
| NIM-2FXS | Cisco Analog voice network interface card NIM-2FXS | |
| NIM-2FXS/4FXO | Cisco Analog voice network interface card NIM-2FXS/4FXO | |
SFPs for On-Board GE Ports |
GLC-LH-SMD |
Cisco GLC-LH-SMD 1000BASE-LX/LH SFP transceiver module, MMF/SMF, 1310nm, DOM |
| GLC-ZX-SMD |
Cisco GLC-ZX-SMD 1000BASE-ZX SFP transceiver module, SMF, 1550nm, DOM |
|
| GLC-SX-MMD |
Cisco GLC-SX-MMD 1000BASE-SX SFP transceiver module, MMF, 850nm, DOM |
Compare to Similar Items
Models |
ISR4321-V/K9 |
ISR4321/K9 |
| Description |
Cisco ISR4321-V/K9 (2GE,2NIM, 4G FLASH,4G DRAM,Voice Bundle) |
Cisco ISR 4321 (2GE,2NIM, 4G FLASH,4G DRAM,IP Base) |
| Aggregate Throughput | 50 Mbps to 100 Mbps | 50 Mbps to 100 Mbps |
|
Total onboard WAN or LAN 10/100/1000 ports |
2 | 2 |
| RJ-45-based ports | 2 | 2 |
| SFP-based ports | 1 | 1 |
|
Enhanced service-module slots |
0 | 0 |
| NIM slots | 2 | 2 |
| Onboard ISC slot | 1 | 1 |
| Rack height | 1 | 1 |
Specifications
ISR4321-V/K9 Specification |
|
| Aggregate Throughput | 50 Mbps to 100 Mbps |
|
Total onboard WAN or LAN 10/100/1000 ports |
2 |
| RJ-45-based ports | 2 |
| SFP-based ports | 1 |
| Enhanced service-module slots | 0 |
| Doublewide service-module slots | 0 |
| NIM slots | 2 |
| OIR (all I/O modules) | Yes |
| Onboard ISC slot | 1 |
|
Default memory double-data-rate 3 (DDR3) error-correction-code (ECC) DRAM (Combined control/services/data planes) |
4 GB |
|
Maximum memory DDR3 ECC DRAM (Combined control/services/data planes) |
8 GB |
|
Default memory DDR3 ECC DRAM (data plane) |
NA |
|
Maximum memory DDR3 ECC DRAM (data plane) |
NA |
|
Default memory DDR3 ECC DRAM (control/services plane) |
NA |
|
Maximum memory DDR3 ECC DRAM (control/services plane) |
NA |
| Default flash memory | 4 GB |
| Maximum flash memory | 8 GB |
| External USB 2.0 slots (type A) | 1 |
|
USB console port -type B mini (up to 115.2 kbps) |
1 |
|
Serial console port - RJ45 (up to 115.2 kbps) |
1 |
|
Serial auxiliary port - RJ45 (up to 115.2 kbps) |
1 |
| Power-supply options | External: AC and PoE |
| Redundant power supply | N/A |
| AC input voltage | 100 to 240 VAC autoranging |
| AC input frequency | 47 to 63 Hz |
|
AC input current range, AC power supply (maximum) |
1.5 to 0.6A |
| AC input surge current | 90 A peak and less than 3 Arms per half cycle |
| Typical power (no modules) (watts) | 36 |
|
Maximum power with AC power supply (watts) |
125 |
|
Maximum power with PoE power supply (platform only) (watts) |
260 |
|
Maximum endpoint PoE power available from PoE power supply (watts) |
120 |
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