New Cisco ISR4321-SEC/K9 50Mbps-100Mbps system throughtput, 2 WAN/LAN ports, 1 SFP port, multi-Core CPU,2 NIM, Security, Voice, WAAS, Intelligent WAN, OnePK, AVC

Overview (Cisco ISR4321-SEC/K9)

Cisco ISR4321-SEC/K9 is the Cisco ISR4321/k9 router with Security Bundle. Its other specifications are the same as ISR4321/k9.

Quick Specs

Figure 1 shows the appearance of Cisco ISR4321-SEC/K9.


Table 1 shows the Quick Specs.

Product CodeCisco ISR4321-SEC/K9
BundleSecurity Bundle
Aggregate Throughput50 Mbps to 100 Mbps
Total onboard WAN or LAN 10/100/1000 ports2
RJ-45-based ports2
SFP-based ports1
NIM (Network Interface Modules) slots2
Onboard ISC slot1
Memory4 GB (default) / 8 GB (maximum)
Flash Memory4 GB (default) / 8 GB (maximum)
Power-supply optionsExternal: AC and PoE
Rack height1 RU
Dimensions (H x W x D)44.55 mm x 369.57 mm x 294.64 mm
Package Weight9.19 Kg

Product Details

Figure 2 shows the LEDs on the front panel of the Cisco ISR4321-SEC/K9.

CISCO ISR4321-SEC/K9 Front Panel

· There are eight LEDs on the front panel: POE0, FLASH, TEMP, PWR, SSD, ISC, FAN, and STAT.

Figure 3 shows the back panel of Cisco ISR4321-SEC/K9.

CISCO ISR4321-SEC/K9 Back Panel


GroundingGE 0/0/1 (copper cable) port
Power switchGE 0/0/0 SFP (fiber-optic) port
Power input connectorNIM slots
GE “MGMT” port (with USB port below)GE 0/0/0 RJ-45 (copper cable) port
USB Type B mini portAuxiliary port
Console port

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

Figure 4 shows the Security Bundle Function of Cisco ISR4321-SEC/K9.

Security Bundle Functions

The Modules, Cards and Accessories

Table 2 shows some recommended modules, cards, and cables.

Smart Serial CablesCAB-SS-449FCCisco CAB-SS-449FC RS-449 Cable, DCE Female to Smart Serial, 10 Feet
Console and Auxillary CablesCAB-CONSOLE-RJ45Cisco CAB-CONSOLE-RJ45 Console Cable 6ft with RJ45 and DB9F
CAB-CONSOLE-USBCisco CAB-CONSOLE-USB Console Cable 6 ft with USB Type A and mini-B
Network Interface ModulesNIM-2CE1T1-PRICisco Multiflex Trunk Voice and WAN network interface module
NIM-1MFT-T1/E1Cisco Fourth-Generation Multiflex Trunk Voice and WAN network interface module
NIM-4E/MAnalog voice network interface card (ear and mouth)
NIM-2FXSCisco Analog voice network interface card NIM-2FXS
NIM-2FXS/4FXOCisco Analog voice network interface card NIM-2FXS/4FXO
SFPs for On-Board GE PortsGLC-LH-SMDCisco GLC-LH-SMD 1000BASE-LX/LH SFP transceiver module, MMF/SMF, 1310nm, DOM
GLC-ZX-SMDCisco GLC-ZX-SMD 1000BASE-ZX SFP transceiver module, SMF, 1550nm, DOM
GLC-SX-MMDCisco GLC-SX-MMD 1000BASE-SX SFP transceiver module, MMF, 850nm, DOM

Compare to Similar Item

BundleNoneSecurity Bundle
Aggregate Throughput50 Mbps to 100 Mbps50 Mbps to 100 Mbps
Total onboard WAN or

LAN 10/100/1000 ports

RJ-45-based ports22
SFP-based ports11
Enhanced service-module slots00
NIM slots22
Onboard ISC slot11
Rack height11

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