Cisco VG450 High Density Voice Over IP Analog Gateway

CiscoSKU: 5478657

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Sale price$17,365.67

Description

Cisco VG450 High Density Voice Over IP Analog Gateway

The Cisco VG450 High Density Voice Over IP Analog Gateway is a purpose-built solution engineered to bridge traditional telephony with modern IP networks. Designed for enterprise edge deployments, contact centers, and branch offices, this gateway delivers high port density, flexible expansion, and enterprise-grade reliability in a compact 3U rack-mountable chassis. Whether you’re upgrading older analog systems or integrating with Cisco Unified Communications Manager (CUCM), the VG450 provides a scalable path to converged communications with predictable call quality, robust security, and straightforward management.

  • High-density analog voice ports — The VG450 delivers essential analog connectivity with 4 x RJ-45 interfaces, enabling direct connections to legacy telephone lines and handsets. This makes it an ideal bridge for organizations migrating to IP telephony while preserving existing investments in analog devices and circuits.
  • Flexible expansion and scalability — With 4 expansion slots, the VG450 offers modularity to adapt to evolving network requirements. Add signaling or network modules as your deployment grows, improving interoperability with interfaces you already rely on and positioning the gateway to support future CUCM or UC platform needs.
  • Robust management and high-performance networking — A dedicated management port, USB option, and a Gigabit Ethernet uplink provide secure, remote administration and fast data transport. This combination ensures reliable monitoring, streamlined configuration, and responsive provisioning in busy environments.
  • Enterprise-ready form factor — The 3U high chassis is designed for rack mounting in data centers, server rooms, or equipment closets. Its compact footprint helps maximize space while delivering the reliability and serviceability expected in enterprise deployments.
  • Strong interoperability with Cisco UC solutions — The VG450 is built to work within Cisco Unified Communications ecosystems, supporting common signaling protocols and integration with CUCM and other Cisco collaboration platforms. This makes it easier to manage voice routing, dial plans, and call control across mixed environments while ensuring secure, scalable communication.

Technical Details of Cisco VG450

  • Product: Cisco VG450 High Density Voice Over IP Analog Gateway
  • Ports and interfaces: 4 x RJ-45 analog voice ports
  • Expansion: 4 x expansion slots for modular add-ons
  • Management: Dedicated management port and USB interface
  • Network uplink: Gigabit Ethernet connectivity for fast, reliable network access
  • Chassis: 3U high, rack-mountable enclosure for standard data center racks
  • Deployment scope: Suitable for branch offices, contact centers, and enterprise edge deployments requiring a scalable analog gateway to IP telephony

How to Install Cisco VG450

Installing the VG450 is designed to be straightforward, with steps that help ensure a smooth, repeatable deployment. Follow these guidelines to set up the gateway in a typical enterprise environment:

  • Unpack and inspect the unit and any expansion modules for transit damage or missing components. Verify the serial numbers and part numbers against your order documentation.
  • Mount the VG450 in a standard 19-inch equipment rack. Use the included hardware to secure the chassis firmly, ensuring proper ventilation around the unit to prevent overheating.
  • Connect power to a suitable, grounded power source. Use an uninterruptible power supply (UPS) if available to protect against power fluctuations and outages.
  • Connect the Gigabit Ethernet uplink to your data network and configure the management port for secure out-of-band access. This enables remote monitoring, firmware updates, and centralized provisioning.
  • Insert any required expansion modules into the available expansion slots. Ensure modules are properly seated and secured according to Cisco guidelines to guarantee reliable operation.
  • Wire analog devices to the 4 x RJ-45 ports according to your telephony plan and labeling. Pay attention to impedance and line requirements to optimize voice quality and minimize crosstalk.
  • Power up the gateway and access the management interface. Configure IP addressing, security settings, and the required signaling protocol (SIP, MGCP, or H.323) based on your UC platform.
  • Register the VG450 with your Cisco Unified Communications Manager (CUCM) or compatible call control server, define routing rules, dial plans, and any required codec configurations for optimal performance.
  • Run readiness checks and perform a controlled set of test calls to validate voice quality, latency, jitter, and failover behavior. Verify integration with your IP network, signaling path, and remote destinations.
  • Document the configuration and create a maintenance plan. Include firmware update procedures, backup strategies for the gateway configuration, and a change-control process to support ongoing changes in the UC environment.

Frequently asked questions

  • Q: What is the Cisco VG450 best used for? A: The VG450 is ideal for organizations needing to migrate from legacy analog telephony to IP-based voice networks while preserving existing analog endpoints. It provides a high-density gateway solution with modular expansion to accommodate evolving UC deployments and large-scale call handling at the network edge.
  • Q: Which signaling protocols does the VG450 support? A: The VG450 supports common voice signaling protocols used in Cisco and non-Cisco environments, including SIP, MGCP, and H.323, enabling flexible interoperability with Cisco Unified Communications Manager and other call-control platforms.
  • Q: How many analog ports are available on the VG450? A: The gateway provides 4 x RJ-45 analog voice ports, designed for connecting traditional telephony devices and lines while bridging to IP networks.
  • Q: Can I customize the VG450 with expansion modules? A: Yes. The VG450 includes four expansion slots that allow you to add signaling or network modules to tailor the gateway to your specific deployment needs and future requirements.
  • Q: Is the VG450 suitable for rack-mount installations? A: Absolutely. The VG450 is built in a 3U high chassis that is rack-mountable, making it a space-efficient choice for data centers, telecom rooms, or edge deployments within enterprise networks.

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