Name: ISR4321/K9 Cisco 4321 Integrated Services Router 2-Port Gigabit
Brand: Cisco
SKU: ISR4321/K9
Price: 214.00 USD
Availability: InStock
Rating: 4.8 (129 reviews)

Product Overview
The Cisco 4321 Integrated Services Router (ISR4321/K9) is a branch office router that combines routing, security, and WAN connectivity with two integrated Gigabit Ethernet ports. It is designed to optimize network services in compact environments, supporting data, voice, and video transmission while maintaining network security.

General Information
Brand	Cisco

Technical Information
WAN Type	Ethernet
WAN Ports	2
LAN Ports	2
POE Support	No
Connector Type	RJ-45,USB,Console (RJ-45)
RAM	2 GB
Flash / Storage	4 GB
SFP / SFP+ Ports	None
Built-in Modem	None
Management Interface	Web GUI, CLI (SSH/Telnet), REST API, SNMP, Netconf/YANG, Cisco DNA Center

Routing & Protocols
Multi-WAN / Load Balancing	Yes
NAT Support	Yes
Routing Protocols	Static, RIP, RIPng, OSPF, OSPFv3, EIGRP, BGP, IS-IS, VRRP, HSRP, PIM-SM, PIM-DM, IGMP, MLD, Policy-Based Routing (PBR), Route Maps

Networking Features
VPN Support	IPSec, L2TP, DMVPN, FlexVPN, GRE
SNMP Support	SNMPv3
QoS Support	Basic QoS, DSCP, Traffic Shaping, Traffic Policing
Firewall	Zone-Based
VLAN Support	Yes

Physical Characteristics
Enclosure Type	Desktop or Wall-Mountable
Condition	Refurbished
Weight	3.00

Product Description
The Cisco 4321 Integrated Services Router (ISR4321/K9) is designed to deliver secure data, voice, and video services to branch offices and remote sites. It integrates routing, security, and WAN connectivity into a single device, simplifying network management and reducing equipment footprint. This router is commonly utilized by IT professionals and network administrators in environments requiring reliable connectivity and integrated services without extensive hardware complexity. Key Features Two integrated Gigabit Ethernet ports provide connectivity options for diverse network configurations. Supports comprehensive routing protocols to manage traffic efficiently. Incorporates security features to protect branch network communications. Compact design enables deployment in constrained physical spaces. Operates as a converged device supporting data, voice, and video services. The ISR4321/K9 offers an integrated solution that consolidates multiple network functions into one device, helping reduce overall infrastructure complexity. It is suitable for branch offices requiring a balance of performance and integration, enabling streamlined network operations.

Use Cases
The Cisco ISR4321/K9 router is typically deployed in branch office networks and remote site environments that require a compact yet integrated networking solution. It supports organizations needing secure routing and converged services across limited space installations. How It's Used: Connecting branch offices to central networks with integrated routing and security. Providing WAN connectivity for remote or satellite locations. Supporting voice and video services alongside data traffic in small office environments. Serving as a network edge device in environments with limited physical space. Enabling secure data transmission with built-in security features for branch deployments. By consolidating multiple network functions, the Cisco ISR4321/K9 reduces hardware requirements and streamlines management for branch network operations. It acts as a key device for delivering integrated services within constrained infrastructure setups.

FAQ's
What ports does the Cisco ISR4321/K9 have? The Cisco ISR4321/K9 includes two integrated Gigabit Ethernet ports for network connectivity. These ports support various network configurations suitable for branch offices. What environments is the ISR4321/K9 designed for? This router is designed for branch offices and remote sites needing integrated routing, security, and WAN services within a compact form factor. What types of services does the ISR4321/K9 support? It supports data, voice, and video services, enabling converged communication over a single device for branch networks. Does the ISR4321/K9 include security features? Yes, it includes security capabilities to protect network communications at branch locations, helping secure data transmission. Is the ISR4321/K9 suitable for limited space deployments? Yes, its compact design allows deployment in environments with restricted physical space, making it appropriate for small branch offices. Can the ISR4321/K9 handle multiple routing protocols? Yes, the router supports comprehensive routing protocols to efficiently manage network traffic in branch environments.