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C1-CISCO4321/K9, Cisco ISR Router, 2GE/2NIM/4G DRAM

Name: C1-CISCO4321/K9, Cisco ISR Router, 2GE/2NIM/4G DRAM
SKU: C1-CISCO4321/K9
Price: 1972 USD
Availability: OutOfStock
Rating: 4.8 (4 reviews)

Brand: Cisco
Model: C1-CISCO4321/K9

Rating:

95%

4.8/5.0

4 Reviews

11 Questions

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C1-CISCO4321/K9, Cisco ISR Router, 2GE/2NIM/4G DRAM

100% Genuine Ready to Ship

$3,745.00

47% OFF

$1,972.00

Overview

End-of-Life Notice

C1-CISCO4321/K9 is officially EOL. Service support ends on 2027-10-31.

For full lifecycle details, see C1-CISCO4321/K9 EOL.

Recommended Replacement

Official replacement model. Aligned with current deployment environments.

ISR4321/K9

Cisco C1-CISCO4321/K9 Overview

Cisco 4321 Integrated Services router is design to deliver advanced services to the small enterprise branch environment. It delivers 50Mbps thoughtput by default. With pay-as-you-grow performance, you can increase forwarding capacity to 100Mbps by buying FL-4320-PERF-K9 licenses. The C1-CISCO4321/K9 is the 4321 Cisco ONE Software Bundle.

Quick Spec

Figure 1 shows the appearance of C1-CISCO4321/K9.

Table 1 shows the quick spec.

Product Number	C1-CISCO4321/K9
Product Description	Cisco ONE ISR 4321 (2GE.2NIM.4G FLASH.4G DRAM.IPB)
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
NIM slots	2
OIR (all I/O modules)	Yes
Onboard ISC slot	1
Default flash memory	4 GB
Maximum flash memory	8 GB

Product Details

Figure 2 shows the LEDs on the front panel of the Cisco ISR4321/K9 for reference. C1-CISCO4321/K9 is similar with it.

There are eight LEDs on the front panel.

Table 2 shows the description of these LEDs.

LEDs	Represents	Color	Description
POE0	POE PSU	Green	PoE is on and providing power.
		Amber	PoE is in a failed condition.
		Off	PoE supply is not present.
FLASH	System Flash Status	Blinking Green	Compact flash/eUSB flash is present and currently being accessed.
TEMP	Temperature Status	Solid green	All temperature sensors in the system are within acceptable range.
		Amber	One or more temperature sensors in the system are outside the acceptable range.
		Off	Temperature is not being monitored.
PWR	System Power	Green	System power is on and functioning correctly.
		Green blinking	System power is in the process of shutting down.
		Amber	System power is up, but low level initialization failed.
		Amber blinking	System power is up, but the system failed to come out of reset.
		Off	System power is off.
SSD	mSATA Slot Status	Green	SSD mSATA is present and enabled.
		Amber	Initialized with error.
		Off	Not present.
ISC	ISC Slot Status	Green	PVDM4 is present and enabled.
		Amber	Initialized with error.
		Off	Not present.
FAN	Fan Status	Green	All fans are operating.
		Amber	One fan has stopped working.
		Blinking Amber	Two or more fans have stopped working, or the fan tray has been removed.
		Off	Fans are not being monitored.
STAT	System Status	Solid green	System operating normally.
		Blinking amber	BIOS/Rommon is booting.
		Amber	BIOS/Rommon has completed booting, and system is at Rommon prompt or booting platform software.
		Off	System is not out of reset or BIOS image is not loadable.

Figure 3 shows the back panel of Cisco ISR4321/K9 for reference. C1-CISCO4321/K9 is similar with it.

Note:

①	Grounding	⑦	GE 0/0/1 (copper cable) port
②	Power switch	⑧	GE 0/0/0 SFP (fiber-optic) port
③	Power input connector	⑨	NIM slots
④	GE “MGMT” port (with USB port below)	⑩	GE 0/0/0 RJ-45 (copper cable) port
⑤	USB Type B mini port	⑪	Auxiliary port
⑥	Console port

·The NIMs support 2 single-wide or 1 double-wide.

The Modules, Cards, Licenses & Accessories

Table 3 shows some recommended modules, cards, licenses and several cables.

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
Smart Serial Cables	CAB-SS-449FC	Cisco CAB-SS-449FC RS-449 Cable, DCE Female to Smart Serial, 10 Feet
Console and Auxillary Cables	CAB-CONSOLE-RJ45	Cisco CAB-CONSOLE-RJ45 Console Cable 6ft with RJ45 and DB9F
Console and Auxillary Cables	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

Table 4 shows the comparison between C1-CISCO4321/K9 and C1-CISCO4331/K9.

Product Number	C1-CISCO4321/K9	C1-CISCO4331/K9
Product Description	Cisco ONE ISR 4321 (2GE.2NIM.4G FLASH.4G DRAM.IPB)	Cisco ONE ISR 4331 (3GE.2NIM.1SM.4G FLASH.4G DRAM.IPB)
Aggregate Throughput	50 Mbps to 100 Mbps	100 Mbps to 300 Mbps
Total onboard WAN or LAN 10/100/1000 ports	2	3
RJ-45-based ports	2	2
SFP-based ports	1	2
NIM slots	2	2
Onboard ISC slot	1	1

Get more information

Do you have any question about the C1-CISCO4321/K9

Quality Certifications

Specification

Cisco C1-CISCO4321/K9 Specification

C1-CISCO4321/K9 Specification
Product Number	C1-CISCO4321/K9
Product Description	Cisco ONE ISR 4321 (2GE.2NIM.4G FLASH.4G DRAM.IPB)
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

Quality Certifications

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Q&A

Questions & Answers

What accessories are available for the C1-CISCO4321/K9?

Accessories include power adapters, NIM modules, additional DRAM, and mounting hardware to customize and expand the router's capabilities.

How does the C1-CISCO4321/K9 compare to other Cisco 4000 ISR models?

The C1-CISCO4321/K9 provides balanced performance and features, whereas higher models like the ISR 4331 offer more processing power and expansion options.

How do I use the advanced features of the C1-CISCO4321/K9?

The C1-CISCO4321/K9's user manual and Cisco's online resources provide detailed configurations for utilizing advanced features such as VPN, firewall, and QoS.

Is router-switch.com a reliable distributor?

Absolutely. As a multi-brand authorized distributor, router-switch.com is directly certified by leading technology manufacturers. We guarantee 100% genuine products, competitive pricing, and full manufacturer warranties and support.

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How cost-effective is the C1-CISCO4321/K9?

The C1-CISCO4321/K9 offers excellent price-to-performance ratio, ideal for budget-conscious enterprises looking for robust features.

What are the main features of the C1-CISCO4321/K9?

The C1-CISCO4321/K9 includes 2GE ports, 2NIM slots, 4G Flash, and 4G DRAM, delivering high performance and flexibility.

What application scenarios is the C1-CISCO4321/K9 suitable for?

The C1-CISCO4321/K9 is ideal for small to mid-sized branch deployments requiring secure and reliable connectivity.

How do I install the C1-CISCO4321/K9?

The C1-CISCO4321/K9 comes with a user manual guiding you through rack-mounting and initial configuration steps.

Does the C1-CISCO4321/K9 need frequent upgrades?

Cisco periodically releases firmware updates for the C1-CISCO4321/K9 to enhance security and performance. Checking for updates regularly is recommended.

Are there alternative products to C1-CISCO4321/K9?

Alternatives include other models in the Cisco 4000 ISR series, like the Cisco ISR 4331, offering varying performance levels and features.

What are common troubleshooting steps for C1-CISCO4321/K9?

Typical troubleshooting involves checking connectivity, updating firmware, and consulting the user manual for error codes and solutions.

What accessories are available for the C1-CISCO4321/K9?

Accessories include power adapters, NIM modules, additional DRAM, and mounting hardware to customize and expand the router's capabilities.

How does the C1-CISCO4321/K9 compare to other Cisco 4000 ISR models?

The C1-CISCO4321/K9 provides balanced performance and features, whereas higher models like the ISR 4331 offer more processing power and expansion options.

How do I use the advanced features of the C1-CISCO4321/K9?

The C1-CISCO4321/K9's user manual and Cisco's online resources provide detailed configurations for utilizing advanced features such as VPN, firewall, and QoS.

Is router-switch.com a reliable distributor?

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Model Datasheet

C1-CISCO4321/K9 Datasheet

C1-CISCO4321/K9, Cisco ISR Router, 2GE/2NIM/4G DRAM

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C1-CISCO4321/K9, Cisco ISR Router, 2GE/2NIM/4G DRAM

Cisco C1-CISCO4321/K9 Overview

Quick Spec

Product Details

The Modules, Cards, Licenses & Accessories

Compare to Similar Items

Get more information

Quality Certifications

Cisco C1-CISCO4321/K9 Specification

C1-CISCO4321/K9 Specification

Quality Certifications

Need Help? Technical Experts Available Now.

Questions & Answers

What accessories are available for the C1-CISCO4321/K9?

How does the C1-CISCO4321/K9 compare to other Cisco 4000 ISR models?

How do I use the advanced features of the C1-CISCO4321/K9?

Is router-switch.com a reliable distributor?

How cost-effective is the C1-CISCO4321/K9?

What are the main features of the C1-CISCO4321/K9?

What application scenarios is the C1-CISCO4321/K9 suitable for?

How do I install the C1-CISCO4321/K9?

Does the C1-CISCO4321/K9 need frequent upgrades?

Are there alternative products to C1-CISCO4321/K9?

What are common troubleshooting steps for C1-CISCO4321/K9?

What accessories are available for the C1-CISCO4321/K9?

How does the C1-CISCO4321/K9 compare to other Cisco 4000 ISR models?

How do I use the advanced features of the C1-CISCO4321/K9?

Is router-switch.com a reliable distributor?

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