Cisco 4321 2-Port, 4-Slot Gigabit Ethernet Rack Mountable Router

Cisco 4321 2-Port, 4-Slot Gigabit Ethernet Rack Mountable Router

Cisco 4321 2-Port, 4-Slot Gigabit Ethernet Rack Mountable Router

B&H # CIISR4321 MFR # ISR4321-VSEC/K9
Special Order
Expected availability: 7-14 business days

Product Highlights

  • 2 x Gigabit Ethernet Ports
  • USB Connectivity
  • 4 x Expansion Slots
  • 4GB DRAM / 4GB Flash Memory
$0.00 Tax Collected Outside NY and NJ

You Pay: $2,146.95

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  • 1Description

With the option to mount the 4321 2-Port, 4-Slot Gigabit Ethernet Router from Cisco to either the wall or to a 1U rack mount configuration, network administrators can place this router nearly anywhere. This Cisco router comes equipped with 2 Gigabit Ethernet ports, USB connectivity, and four expansion slots. The expansion slots include an Integrated Services Card (ISC) slot, a Network Interface Module (NIM) slot, and an SFP slot making this router an ideal solution for a variety of networking needs.

Improved User Experience

Load balance traffic and lower costs with intelligent path selection using realtime analytics
Visibility into 1000+ applications for capacity planning and prioritization
Improve application performance and offload WAN with L4-7 optimization and intelligent caching

Reduce Costs and Complexity

Pay-as-you-grow: buy what you need today and upgrade anytime without truck rolls
Predictable OpEx spend, license portability, investment protection
Automated provisioning for faster deployment
Consistent IOS-XE operating system across branch, data center and cloud

Advanced Security

Advanced threat defense
Scale secure direct Internet access across branch sites with consistent policy enforcement
High performance encryption for secure WAN

Scale with High Performance

Minimal performance impact as network services and throughput increases
Local compute resources for applications, data back up and analytics


2 x RJ-45 network ports
USB connectivity
Port management support

Expansion Slots

4 x Total expansion slots
Integrates Services Card (ISC) slot
Network Interface Module (NIM) slot
SFP expansion slot

Network Communications

10/100/1000Base-T network technology
VoIP support


4GB standard memory
8GB maximum memory supported
DRAM memory technology
4GB flash memory
In the Box
Cisco 4321 2-Port, 4-Slot Gigabit Ethernet Rack Mountable Router
  • Limited 90-Day Manufacturer Warranty
  • Table of Contents
    • 1Description
    Interfaces/Ports Total Number of Ports: 2
    USB: Yes
    Powerline: No
    Management Port: Yes
    Token Ring Port: No
    Number of Network (RJ-45) Ports: 2
    I/O Expansion Slots Number of Total Expansion Slots: 4
    Expansion Slot Type: Integrated Services Card (ISC)
    Expansion Slot Type: Network Interface Module (NIM)

    Expansion Slot Type: SFP
    Network and Communication Network Technology: 10/100/1000Base-T
    Ethernet Technology: Gigabit Ethernet
    VoIP Supported: Yes
    Memory Standard Memory: 4 GB
    Maximum Memory: 8 GB
    Memory Technology: DRAM
    Flash Memory: 4 GB
    Power PoE (RJ-45) Port: No
    Input Voltage: 230 VAC
    Input Voltage: 120 VAC
    Physical Specifications Compatible Rack Unit: 1U
    Form Factor: Rack-mountable
    Form Factor: Wall Mountable
    Certifications Safety
    UL 60950-1
    CAN/CSA C22.2 No. 60950-1
    EN 60950-1
    AS/NZS 60950-1
    IEC 60950-1
    ICES-003 Class A
    EN55022 Class A
    CISPR22 Class A
    AS/NZS 3548 Class A
    VCCI V-3
    CNS 13438
    EN 300-386
    EN 61000 (Immunity)
    EN 55024, CISPR 24
    KN22, KN24
    ANSI T1.101
    ITU-T G.823, G.824
    IEEE 802.3
    RTTE Directive
    Dimensions 1.8 x 14.6 x 11.6" / 4.6 x 37.1 xx 29.5 cm
    Weight 7.0 lb / 3.2 kg
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