Name: ISR4451-X/K9 Cisco 4451-X Router 4xGE/SFP 3xNIM 8GB Flash 4GB DRAM
Brand: Cisco
SKU: ISR4451-X/K9
Price: 234.00 USD
Availability: InStock
Rating: 4.8 (129 reviews)

Product Overview
The Cisco 4451-X Integrated Services Router delivers modular routing with 4 Gigabit Ethernet/SFP ports, 3 Network Interface Module slots, and 2 Service Module slots. It features 8GB flash memory and 4GB DRAM to support data storage and processing within enterprise network environments.

General Information
Brand	Cisco

Technical Information
WAN Ports	4
LAN Ports	4
POE Support	No
Connector Type	RJ-45 (Gigabit Ethernet),SFP (fiber),Console (RJ-45),USB
RAM	4 GB
Flash / Storage	8 GB
SFP / SFP+ Ports	4
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, 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, MQC, Traffic Shaping, Traffic Policing
Firewall	Zone-Based
VLAN Support	Yes
Management Interfaces	Console (RJ-45),USB,Out-of-band Ethernet management

Physical Characteristics
Enclosure Type	Rack-Mountable 1U
Condition	Refurbished
Weight	3.00

Product Description
The Cisco 4451-X Integrated Services Router (ISR4451-X/K9) is designed to provide secure and scalable routing for enterprise and branch office networks. It integrates multiple networking functions into a single device, supporting both wired and fiber connectivity through 4 Gigabit Ethernet and SFP ports. This router features three Network Interface Module slots and two Service Module slots, allowing for flexible network expansion and customization according to organizational needs. The device comes with 8GB of flash memory and 4GB of DRAM, supporting robust data storage and processing capabilities. Typical users include IT professionals managing medium to large enterprise networks who require modular routing solutions that can adapt to evolving network demands. Key Features 4 Gigabit Ethernet and SFP ports for versatile network connectivity 3 Network Interface Module slots for network expansion 2 Service Module slots to enhance functionality 8GB flash memory and 4GB DRAM for efficient data handling Modular design supporting scalable network deployments The Cisco 4451-X router serves as a fundamental building block in enterprise network architectures, enabling integration of multiple services and protocols within one platform. Its modular design allows organizations to scale and customize network capabilities based on operational requirements.

Use Cases
The Cisco 4451-X router is commonly deployed in enterprise branch offices and medium to large networks requiring modular routing capabilities. It supports network expansion and integration of diverse services for organizations with evolving connectivity demands. How It's Used: Providing secure WAN connectivity for enterprise branch offices Supporting modular network expansions via NIM and Service Module slots Enabling mixed wired and fiber connectivity through GE and SFP ports Facilitating integration of multiple network services on a single device Handling data routing and processing with sufficient flash and DRAM memory Serving as a core router in scalable network deployments Overall, the Cisco 4451-X router functions as a versatile platform for routing and network services, adaptable to various enterprise scenarios where modularity and scalability are essential.

FAQ's
What interfaces are available on the ISR4451-X/K9? The router includes 4 Gigabit Ethernet ports and SFP ports for fiber connectivity, allowing flexible network connection options. How many expansion slots does the Cisco 4451-X have? It has 3 Network Interface Module slots and 2 Service Module slots for additional network and service modules. What memory specifications does the ISR4451-X/K9 support? This model features 8GB of flash memory and 4GB of DRAM to manage data storage and processing tasks. Is the ISR4451-X suitable for enterprise branch offices? Yes, it is designed for enterprise branch and medium to large networks requiring modular and scalable routing solutions. Can the ISR4451-X handle both wired and fiber connections? Yes, it supports wired Ethernet through GE ports and fiber connections via SFP ports. What types of network expansions are supported? The router supports network expansion using NIM and Service Module slots for added functionality and connectivity.