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by Cisco
Product Line: Cisco Series
Product Type: Router
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Title: Surplus

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Product Description

The CISCO3945-V/K9 is a wired networking router featuring a Services Performance Engine module with SPE 150, and operates within a 3U form factor. It is equipped with 3 integrated 10/100/1000 Ethernet ports, 4 service module slots, 1 Internal Services Module slot, 4 DSP slots, and 4 EHWIC slots for extensive connectivity and expansion capabilities. The device supports various protocols including OSPF, IS-IS, BGP, EIGRP, and requires AC 120/230 V (50/60 Hz) power supply to operate, ensuring comprehensive routing and voice communication solutions for business networks.

FAQs for the CISCO3945-V/K9

  • What is the form factor and rack unit size of the Cisco 3945 Voice Bundle?
    The Cisco 3945 Voice Bundle has a desktop modular form factor and occupies 3U in a rack.
  • How many Ethernet ports does the Cisco 3945 have?
    The Cisco 3945 includes 3 integrated 10/100/1000 Ethernet ports, with 2 of these ports capable of either RJ-45 or SFP connectivity.
  • Can the Cisco 3945 Voice Bundle support voice and fax modules?
    Yes, the Cisco 3945 supports voice and fax modules, specifically designed for high-density voice connectivity.
  • What type of power supply does the Cisco 3945 use?
    The Cisco 3945 utilizes an internal power supply that requires AC 120/230 V (50/60 Hz).
  • How many service module slots are available on the Cisco 3945?
    The Cisco 3945 offers 4 service module slots for expansion.
  • What are the data link protocols supported by the Cisco 3945?
    The Cisco 3945 supports Ethernet, Fast Ethernet, and Gigabit Ethernet data link protocols.
  • What type of management interfaces are available on the Cisco 3945?
    The Cisco 3945 provides management interfaces including 1 x console - RJ-45, 1 x console - mini-USB Type B, 1 x auxiliary - RJ-45, and 2 x 4 PIN USB Type A.
  • Does the Cisco 3945 support IPv6 routing?
    Yes, the Cisco 3945 supports both static IPv4 and IPv6 routing.
  • What is the maximum number of digital signal processor (DSP) slots on the Cisco 3945?
    The Cisco 3945 is equipped with 4 onboard digital signal processor (DSP) slots.
  • What are the dimensions and weight of the Cisco 3945 Voice Bundle?
    The dimensions of the Cisco 3945 Voice Bundle are 47.6 cm x 43.8 cm x 13.3 cm, and it weighs 21.84 Kg.

Product Review

The Cisco 3945-V/K9 offers a comprehensive set of features for voice and data needs, with integrated services that support high-density voice connectivity, and a wide array of routing protocols including OSPF, IS-IS, BGP, and EIGRP. However, its size and power requirements could pose challenges for smaller network environments or those with limited space, as it occupies 3U of rack space and requires AC 120/230 V power. Additionally, while it provides ample expansion capabilities with its service module slots, internal services module slot, and EHWIC slots, the initial cost and potential future expansion costs might be considerable for some budgets.


The Cisco CISCO3945-V/K9 is a voice bundle router that is part of the Cisco 3900 series, designed to meet the requirements of medium to large enterprise offices. Its integrated services increase flexibility, allowing for the efficient deployment of a wide range of applications including voice, video, security, wireless, and data services in a single, integrated platform. This product overview focuses on the hardware specifications of the CISCO3945-V/K9. At the core of the Cisco CISCO3945-V/K9 is the Services Performance Engine module with SPE 150, which enhances its processing capability, making it capable of supporting a broad spectrum of bandwidth-intensive applications. The router is housed in a modular 3U desktop form factor, providing a compact and efficient design suitable for rack-mounting or placement on any standard office surface. Key hardware features include: - Three integrated 10/100/1000 Ethernet ports, with two ports offering flexibility through RJ-45 or SFP connectivity options. This allows for high-speed network connections and easy integration into a variety of network infrastructures. - A comprehensive array of expansion slots, including four service module slots, one Internal Services Module slot, four onboard digital signal processor (DSP) slots, and four Enhanced High-Speed WAN Interface Card (EHWIC) slots. These slots offer significant expansion capabilities for additional interfaces and services. - The router is equipped with a voice/fax module and supports up to 64 digital ports, enabling efficient voice and data integration and supporting a wide range of voice applications.
  • Dimensions of the router are 47.6 cm in width, 43.8 cm in depth, and 13.3 cm in height, with a package weight of 21.84 Kg, making it a substantial yet manageable device for its capabilities.
  • For management and connectivity, the router includes various interfaces: one console port via RJ-45, one console port via mini-USB Type B, one auxiliary port via RJ-45, two 4 PIN USB Type A ports, and two SFP (mini-GBIC) ports, facilitating a range of connection and management options.
  • LED status lights indicators for link activity and power provide quick visual feedback on the router's operational status.
  • In terms of networking capabilities, the CISCO3945-V/K9 supports a wide array of data link protocols including Ethernet, Fast Ethernet, and Gigabit Ethernet, making it adaptable to various networking environments. It supports an extensive range of routing protocols such as OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, static IPv4 routing, and static IPv6 routing, providing the flexibility needed to handle complex network topologies. The power supply is internal, requiring AC 120/230 V at 50/60 Hz, ensuring wide compatibility with global power standards. The Cisco CISCO3945-V/K9 represents a versatile and scalable solution for enterprise networking needs, offering a blend of performance, expansion capabilities, and integrated services in a single platform.


    Item Number and Creator CISCO CISCO3945-V/K9
    Configuration Voice Bundle with PVDM3-64, UC License PAK included
    Engine Module Performance Engine with SPE 150
    Size 3 Rack Units (3U)
    Network Ports 3 built-in 10/100/1000 Ethernet ports, 2 support either RJ-45 or SFP connections
    Service Module Slots 4 slots available
    Internal Services Module Slot 1 slot available
    DSP Slots 4 built-in slots for digital signal processors
    EHWIC Slots 4 Enhanced High-Speed WAN Interface Card slots
    Chassis Type Modular desktop form, 3U size
    Network Connection Wired
    Network Standards Supports Ethernet, Fast Ethernet, Gigabit Ethernet protocols
    Supported Routing Protocols Supports OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, IPv4 & IPv6 static routing
    Physical Dimensions Width: 47.6 cm, Depth: 43.8 cm, Height: 13.3 cm
    Weight of Package 21.84 Kg
    Indicator Lights Indicators for link activity and power status
    Module Type Voice / fax module
    Number of Digital Ports 64 ports
    Management Port 1 x RJ-45 console port, 1 x mini-USB Type B console port
    Auxiliary Port 1 x RJ-45 auxiliary port
    USB Ports 2 x USB Type A (4-pin)
    SFP Slots 2 slots for mini-GBIC
    Power Supply Internal power supply unit
    Power Requirements AC 120/230 V (50/60 Hz)

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