The Extreme Networks Summit X670V-48x B (referred to as X670V-48x B) is a high-performance Layer 3 switch designed for enterprise and cloud data centers. As part of Extreme Networks’ Summit X670V series, it integrates advanced networking technologies, offering high-density 10G Ethernet switching capabilities in a compact 1U form factor. Below is a detailed introduction:
Product Overview
The X670V-48x B features 48 x 10GbE SFP+ ports and 4 x 40GbE QSFP+ ports, supporting up to 64 10GbE ports in a single system and 448 10GbE ports in a stacked system using high-speed SummitStack-V160. It provides 160 Gbps throughput and distributed virtualized forwarding. Additionally, it supports up to 384 10GbE ports in a stacked system using SummitStack-V320, offering 320 Gbps throughput and distributed forwarding. The switch supports low-latency cut-through switching and IPv4/IIPv6 unicast and multicast routing, making it suitable for enterprise aggregation and core backbone deployment in both AC and DC power environments. Simplified network operations are enabled by ExtremeXOS, a modular operating system used across all Extreme Networks Summit and BlackDiamond Ethernet switches. The high-availability ExtremeXOS operating system ensures seamless network operation through a unified OS across the network. The X670V-48x B supports optional 40G uplink modules, providing future-proofing for emerging 10 Gigabit Ethernet-enabled servers. It delivers 48-port 10 Gigabit Ethernet non-blocking switching with 10GBASE-X SFP+ interfaces, capable of Layer 2 and Layer 3 forwarding at up to 952 million packets per second (when equipped with the VIM4-40G4X module). Its powerful 1 GHz 64-bit MIPS processor, 1 GB ECC SDRAM, and 1 GB Compact Flash provide robust processing power. The switch supports QoS features such as 8 egress queues per port, rate limiting granularity of 8 Kbps to 1 Mbps, and ingress/egress bandwidth policing/rate limiting per flow/ACL. It also features per-port status LEDs, system status LEDs (management, fan, and power), and motion detection LEDs. The X670V-48x B is part of Extreme Networks’ Summit X670V series and is positioned as a high-performance Layer 3 switch in the automation system. It serves as a critical device for building high-speed, intelligent networks, providing users with reliable network connectivity and efficient data transmission, driving the digital transformation of enterprises.
Technical Specifications
| Manufacturer | Extreme Networks |
|---|---|
| Product Type | Layer 3 Switch |
| Port Configuration | 48 x 10GBASE-X SFP+ (1G/10G dual speed) + 4 x shared SFP+ ports (with VIM4-40G4X module: 4 x 40GBASE-X QSFP+ (10G/40G dual speed)) |
| CPU | 1 GHz 64-bit MIPS processor |
| Memory | 1 GB ECC SDRAM |
| Storage | 1 GB Compact Flash |
| Switch Bandwidth | 1280 Gbps (with VIM4-40G4X module), 960 Gbps (standard) |
| Forwarding Rate | 952 Mpps (with VIM4-40G4X module), 714 Mpps (standard) |
| Maximum Jumbo Frame | 9216 Bytes |
| Latency | Less than 1 microsecond (64-byte packet) |
| VLAN Support | 4,094 VLANs (Port, Protocol, IEEE 802.1Q) |
| ACL Rules | 2,048 ingress and 1,024 egress ACL rules per switch |
| Forwarding Tables | Layer 2/MAC Addresses: 128K, IPv4 Host Addresses: 6K, IPv4 LPM Entries: 16K, IPv6 Host Addresses: 3K, IPv6 LPM Entries: 8K |
| Power Supply | Summit 450W AC PSU or Summit 450W DC PSU |
| Physical Dimensions | Height: 1.73 inches (4.4 cm), Width: 17.4 inches (44.1 cm), Depth: 19.25 inches (48.9 cm) |
| Weight | 16.0 lbs (7.3 kg) (without PSU, VIM4-40G4X) |
| Operating Temperature | 0°C to 45°C |
| Storage Temperature | -40°C to 70°C |
| Relative Humidity | 10% to 95% non-condensing |
| Altitude | 0 to 3,000 meters |

Main Features and Advantages
The X670V-48x B boasts high-density 10G ports, supporting up to 64 10GbE ports in a single system and 448 10GbE ports in a stacked system using high-speed SummitStack-V160. It offers 160 Gbps throughput and distributed virtualized forwarding, providing high-density Layer 2/3 switching with low-latency cut-through switching capabilities. It supports both IPv4 and IPv6 unicast and multicast routing, making it suitable for enterprise aggregation and core backbone deployment in AC and DC power environments. Simplified network operations are enabled by the ExtremeXOS modular operating system, which is used across all Extreme Networks Summit and BlackDiamond Ethernet switches. The high-availability ExtremeXOS operating system ensures seamless network operation through a unified OS across the network. The X670V-48x B supports optional 40G uplink modules, offering future-proofing for emerging 10 Gigabit Ethernet-enabled servers. It delivers 48-port 10 Gigabit Ethernet non-blocking switching with 10GBASE-X SFP+ interfaces and is capable of Layer 2 and Layer 3 forwarding at up to 952 million packets per second (when equipped with the VIM4-40G4X module). Its powerful CPU and memory ensure efficient processing of complex network tasks. It supports multiple management protocols, such as QoS and VLAN, enabling flexible network traffic configuration to optimize network performance. Its 1U rack-mountable design saves space and facilitates integration into existing network architectures. The switch also offers excellent reliability and stability, with a wide operating temperature range and high humidity resistance, making it suitable for various harsh environments. Its robust security features effectively protect network data from threats, ensuring network security and reliability.
Application Fields
The X670V-48x B is widely applicable across multiple fields. In data centers, it serves as a core switch, providing high-speed interconnectivity for servers and storage devices to meet the demands of large-scale data processing and storage. In enterprise networks, it functions as an aggregation or access switch, connecting various departmental networks and enabling efficient communication between them. For campus networks, it supports the deployment of high-density access points, catering to the networking needs of schools, research institutions, and other organizations. Furthermore, the X670V-48x B excels in industries such as finance, healthcare, and manufacturing, where its high performance and reliability meet the stringent requirements of these sectors for network equipment.
Related Products
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Summit X670-48x: A model with SFP+ ports, offering similar functionality and performance to the X670V-48x B but with different port configurations.
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Summit X670V-48x: The base model of the X670V series, featuring SFP+ ports.
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Summit X670V-48x-FB: A specific configuration of the X670V-48x B with front-to-back airflow.
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Summit X670V-48x-BF: A specific configuration of the X670V-48x B with back-to-front airflow.
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Summit X670V-48t: A variant of the X670V series with 10GBASE-T copper ports.
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Summit X670V-48x with VIM4-40G4X Module: The X670V-48x B equipped with a VIM4-40G4X module to add four QSFP+-based 40-Gbps ports.
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Summit X450e: A compatible switch model that can be used in stacking with the X670V-48x B.
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Summit X460: Another compatible switch model that can be used in stacking with the X670V-48x B.
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Summit X480: A compatible switch model that can be used in stacking with the X670V-48x B.

Installation and Maintenance
Pre-installation preparations: Before installing the X670V-48x B, ensure the installation site meets the environmental requirements, such as temperature, humidity, and dust levels. Verify that the power supply matches the switch’s specifications and prepare the necessary tools and accessories, such as a rack mount kit and power cord. Additionally, familiarize yourself with the switch’s installation guidelines and safety precautions to ensure a smooth installation process.
Maintenance suggestions: Regularly clean the surface of the X670V-48x B to remove dust and debris that may affect heat dissipation. Inspect the power supply and cables for damage or looseness and promptly address any issues discovered. Monitor the switch’s operating status using network management software and promptly address any anomalies. Perform firmware updates as needed to enhance the switch’s functionality and stability. Store spare parts, such as power supplies and interface modules, to quickly replace faulty components and minimize network downtime.
Product Assurance
Our company offers a one-year quality warranty for the X670V-48x B, covering hardware failures caused by non-human factors. During the warranty period, if the product exhibits abnormal performance or functional failures, we will provide replacement services. We also maintain a global supply chain network to swiftly respond to customer procurement requests for discontinued models or urgent needs, delivering reliable services to support the continuous and stable operation of industrial systems. As a leading enterprise in the industrial control industry with 17 years of experience, our company specializes in the distribution and trade of industrial control spare parts. We stock a wide range of products, including PLC modules, DCS cards, ESD system cards, vibration monitoring system cards, steam turbine control system modules, gas generator spare parts, and instruments. Our primary brands include ABB, ICS Rockwell, GE, TRICONEX, BENTLY NEVADA, FOXBORO, and EMERSON. We are committed to providing high-quality products and services to meet customer needs.
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