423.46 USD
ISR 4351 BUNDLE WITH UC & SEC
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Cisco Integrated Services Router 4351
The ISR 4351 is a high‑performance, rack‑mountable router designed to deliver secure and reliable connectivity for enterprise networks. Packaged as the ISR 4351 Bundle with UC & Sec, this model integrates voice, security, and data services into a single compact chassis.
Key Physical Characteristics
- Form Factor: Rack‑mountable (1U)
- Height: 88.9 mm
- Width: 438.2 mm
- Depth: 469.9 mm
- Weight: 12.38 kg
Port Configuration and Connectivity
- Total Number of Ports: 3
- RJ‑45 Ethernet Ports: 3 (10/100/1000Base‑T)
- SFP Expansion Slots: 10 (mini‑GIBIC) for fiber or copper uplinks
- Management Port: Included, enabling remote configuration and monitoring
- PoE Capability: Not supported on this model
- Powerline Interface: None
Licensing and Security Features
The router ships with the VSEC (Voice Security) License, which unlocks advanced security functions such as VPN, firewall, intrusion prevention, and secure voice services. This license ensures that the device can handle both data traffic and Voice over IP (VoIP) workloads securely.
Network Technology Support
The ISR 4351 supports 10/100/1000Base‑T Ethernet, providing flexible connectivity options for LAN, WAN, and uplink connections. Its SFP slots allow for high‑speed fiber links or additional copper interfaces as required by the network architecture.
Deployment Scenarios
This router is ideal for:
- Branch office gateways that require integrated voice and data services.
- Small to medium enterprise core routers where space efficiency (1U) and high port density are critical.
- Environments demanding robust security features without the need for separate firewall appliances.
Technical Performance Highlights
The ISR 4351 delivers:
- High throughput with efficient packet forwarding thanks to Cisco’s integrated services architecture.
- Low latency voice processing, ensuring clear and reliable VoIP communications.
- Scalable security capabilities that can be expanded through additional licenses if future requirements grow.
Management and Configuration
With a dedicated management port, network administrators can perform configuration via CLI, web interface, or SNMP. The device supports Cisco’s IOS XE operating system, providing a familiar environment for routing, switching, and security tasks.
Reliability and Redundancy
The router is built with enterprise‑grade components to ensure continuous operation. Its rack‑mountable design allows for easy integration into existing data center or branch office racks, while the 1U footprint conserves valuable space.
Conclusion
The Cisco ISR 4351 Bundle with UC & Sec is a versatile, secure, and compact solution that combines routing, voice, and security into one device. Its robust port configuration, integrated licensing, and efficient form factor make it an excellent choice for organizations seeking to streamline their network infrastructure while maintaining high performance and security standards.
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| Brand | ![]() Cisco is a technology company that provides networking, telecommunications, and security products and services. The company was founded in 1984 and is headquartered in San Jose, California. |
| MPN | Cisco ISR4351-VSEC/K9 |
| ID | 17852340 |
| Dimensions / Weight | |
| Key Features | |
| Compatible rack unit | 1U |
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Depth The linear measurement of an object from front to back or top to bottom, expressed in a physical unit such as millimeters, centimeters, inches, etc. It indicates how deep the item is and can be used for fitting, compatibility, or spatial planning.
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469.9 mm |
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Ethernet technology Specifies the type of wired Ethernet interface supported by a device, such as Gigabit Ethernet, 10 GbE, Fast Ethernet, or other variants. The value is a free‑text label that identifies the standard or generation of the Ethernet port(s) available on the product.
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Gigabit Ethernet |
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Expansion slot type The type of expansion slot supported by the product, such as SFP+, SFP, XFP, or other module interfaces. It indicates the physical connector and protocol that can be inserted into the device to add network or storage capabilities.
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SFP |
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Expansion slots The total count of physical expansion slots available on a device for installing additional modules or peripherals such as PCI‑Express cards, M.2 drives, USB adapters, or other expansion hardware. It indicates how many separate slots can be used simultaneously or swapped between the product and other devices.
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10 |
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Form factor Specifies the physical configuration or design of a product, such as ATX, Micro‑ATX, Mini‑ITX, tower, case with cover, etc. It describes how the device is built and what mounting or expansion options it supports.
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Rack-mountable |
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Height The vertical dimension of a product measured from its lowest to highest point. It is expressed in a physical unit such as millimetres, centimetres or inches and applies to any item where height is relevant, including books, electronics, furniture and other objects.
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88.9 mm |
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Licence Type The type of license that applies to the product, such as a single‑user license, multi‑device license, or bundled security license. It indicates how many users or devices are covered and whether additional services (e.g., online storage) are included.
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VSEC License |
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Management port Indicates whether the device provides a dedicated management interface, such as a separate Ethernet or USB port used for configuration and monitoring. The value can be a simple affirmative/negative response or a description of the port type (e.g., "1 x USB"). This attribute helps users determine if they can access the device’s management functions independently from its main data traffic.
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Yes |
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Network technology The type of network interface or protocol supported by the product, such as wired Ethernet standards (e.g., 10/100Base‑T, 1000Base‑T, 10GBase‑T) or wireless technologies (e.g., Wi‑Fi, Bluetooth). It indicates the primary networking capability that can be used for data transmission.
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10/100/1000Base-T |
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PoE port Indicates whether the product supports Power over Ethernet (PoE), allowing it to receive both data and electrical power through a single Ethernet cable.
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No |
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RJ-45 The total count of RJ‑45 Ethernet interfaces present on the device. Each port can accept a standard Ethernet cable for wired network connectivity.
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3 |
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Weight The mass of the product expressed in a standard unit such as grams or kilograms. It represents how heavy the item is and can be used for shipping calculations, handling instructions, or consumer information.
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12.38 kg |
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Width The horizontal measurement of a product, expressed in a linear unit such as millimetres or inches. It indicates how wide the item is from one side to the other and is used for sizing, fitting, and compatibility purposes.
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438.2 mm |

