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C6840-X-LE-40G

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Overview

The Cisco C6840-X-LE-40G is a high-performance, flexible networking hardware designed to meet the demands of modern data centers and large enterprise networks. This device is engineered to support a high degree of scalability, security, and operational simplicity. It offers a remarkable switching capacity of up to 240 Gbps full duplex, ensuring efficient data handling and transfer speeds that can reach up to 180 million packets per second (Mpps). This capability makes the Cisco C6840-X-LE-40G suitable for environments requiring high bandwidth and low latency. At the core of its design, the Cisco C6840-X-LE-40G supports a variety of optical transceivers including Native Optics SFP/SFP+ and QSFP, enhancing its versatility in connecting to different network types and speeds. The device boasts a substantial number of ports, including 40 native 10G ports and an additional 8 via a breakout cable, alongside 2 native 40G ports. This extensive port density, which can further expand to 78 x 10G native plus 8 x 10G SFP using a breakout cable or 2 x 40G native in a Virtual Switching System (VSS) configuration, facilitates the aggregation of multiple high-speed connections, optimizing network performance and redundancy. The Cisco C6840-X-LE-40G is not only about raw speed and connectivity options; it also integrates a comprehensive suite of features supporting full L2/L3 capabilities with additional support for MPLS, VPLS, and both IPv4/IPv6 protocols. With 1.5M Netflow entries, it provides detailed network visibility and analytics, essential for modern network management and security. The hardware is further enhanced with advanced features like large buffers for handling bursty traffic, Security Group Tagging (SGT), MACSec for encrypted communication, Locator/ID Separation Protocol (LISP), and dual priority queues with two-level shaping for improved traffic management.
  • Switching Capacity: Up to 240 Gbps Full Duplex
  • Performance: Up to 180 Mpps
  • Maximum Port Density (VSS): 78 x 10G Native + 8 x 10G SFP Using Breakout Cable or 2 x 40G Native
In terms of physical specifications, the Cisco C6840-X-LE-40G measures 3.5 x 17.35 x 21.52 inches and occupies 2 rack units, with a weight of 37.03 lbs. It supports both AC and DC power supplies, each rated at 1100 W, and operates within a broad range of temperatures from 0 °C to 40 °C. The device is designed to withstand non-operating temperatures ranging from -20 °C to 65 °C and can function reliably at altitudes up to 2000 meters. Its thermal transition rates are meticulously calculated to ensure stability during temperature changes, and it is built to operate in environments with relative humidity ranging from 5% to 90%, non-condensing. For network administrators and architects, the Cisco C6840-X-LE-40G offers a reliable, scalable solution backed by comprehensive safety certifications including UL 60950 Second Edition and EN 60950 Second Edition, among others. Its high-capacity MAC and ACL entries, along with a substantial NetFlow capacity per system, make it a robust choice for complex, high-demand network environments seeking to optimize their operations while ensuring high levels of data integrity and security.

Specs

Model and ManufacturerCisco C6840-X-LE-40G
Support for Optical ModulesSFP/SFP+ and QSFP
10G Port Count48 (40 Direct, 8 via Breakout Cable)
40G Port Count2
CapabilitiesComprehensive L2/L3, MPLS, VPLS, IPv4/IPv6, 1.5M Netflow Entries
Hardware EnhancementsEnhanced Buffers, Security Group Tags, MACSec, Locator/ID Separation Protocol, Priority Queuing, Traffic Shaping
Switch Fabric Throughput240 Gbps Bidirectional
Throughput Capacity180 Million Packets per Second
Max Port Configuration with VSS86 x 10G (78 Native + 8 via SFP Breakout), 2 x 40G Native
Power Supply Options1100 W AC/DC
Dimensions (H x W x D)3.5 x 17.35 x 21.52 inches
Form Factor2U
Unit Weight37.03 pounds
AC Power Input100-240 VAC
DC Power Input-48 to -72 VDC
ComplianceUL 60950, CAN/CSA-C22.2 No. 60950, EN 60950, IEC 60950, AS/NZS 60950
Operational Temperature Range0 to 40 °C
Storage Temperature Range-20 to 65 °C
Temperature Change Rate0.5°C/min (Heating), 0.33°C/min (Cooling)
Humidity Tolerance (Operation)5% to 90%, Non-condensing
Humidity Tolerance (Storage)5% to 95%, Non-condensing
Maximum Operating Altitude0 to 2000 meters
MAC Address Table Size128,000
Access Control Entries256K (IPv4), 128K (IPv6)
NetFlow Table Size1 Million Entries per System

C6840-X-LE-40G

by Cisco
Product Line: Cisco Nexus
Product Type: Router
Sold out
$8,645.00 - $10,645.00
$10,645.00
$8,645.00 - $10,645.00
$10,645.00
Title: Surplus

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Product Description

The C6840-X-LE-40G Cisco switch offers a switching capacity of up to 240 Gbps full duplex and a performance throughput of up to 180 Mpps, featuring 40 + 8 (using breakout cable) 10G ports and 2 40G ports. It supports comprehensive L2/L3 services, including MPLS, VPLS, and both IPv4/IPv6 capabilities, alongside advanced features such as MACSec, LISP, and a netflow capacity of 1.5M. Designed for high-density networking, this device provides a maximum port density in VSS mode of 78 x 10G native + 8 x 10G SFP using breakout cable or 2 x 40G native, supported by dual power supplies (AC and DC options) and designed to fit within a 2 rack unit space.

Key Feature for the C6840-X-LE-40G 

    

  • What is the switching capacity of the Native Optics SFP/SFP+ and QSFP switch?
    Up to 240 Gbps Full Duplex.
    • 


  • How many 10G ports does it support using a breakout cable?
    It supports 40 + 8 10G ports using a breakout cable.
    • 


  • Can the switch operate with both AC and DC power supplies?
    Yes, it is compatible with AC and DC power supplies, both rated at 1100 W.
    • 


  • What are the maximum port densities for 10G and 40G connections?
    Maximum port density is 78 x 10G Native + 8 x 10G SFP using breakout cable or 2 x 40G Native.
    • 


  • Does the switch support Layer 3 features?
    Yes, it includes full-feature Layer 2/Layer 3 capabilities with MPLS, VPLS, and IPv4/IPv6 support.
    • 


  • What additional hardware features are included?
    Large buffers, SGT, MACSec, LISP, dual priority queues, two-level shaping, and instant access.
    • 


  • What is the operating temperature range for this switch?
    0 °C to 40 °C.
    • 


  • How many MAC entries does it support?
    It supports 128K MAC entries.
    • 


  • What are the safety certifications for this device?
    UL 60950 Second Edition, CAN/CSA-C22.2 No. 60950 Second Edition, EN 60950 Second Edition, IEC 60950 Second Edition, AS/NZS 60950.
    • 


  • What is the performance throughput in Mpps?
    Up to 180 Mpps.
    •

Product Review

The Cisco C6840-X-LE-40G switch offers high performance with a switching capacity of up to 240 Gbps and a forwarding rate of up to 180 Mpps, supporting dense 10G and 40G configurations, enhanced by the option of 78 x 10G ports through VSS and native support for SFP/SFP+ and QSFP optics. Its comprehensive feature set includes advanced L2/L3 functionalities, MPLS, VPLS, and extensive security and network services such as MACSec and LISP, catering to complex network demands. However, its operational temperature range is limited to 0 °C to 40 °C, potentially restricting deployment in environments with more extreme temperatures.

Overview

The Cisco C6840-X-LE-40G is a high-performance, flexible networking hardware designed to meet the demands of modern data centers and large enterprise networks. This device is engineered to support a high degree of scalability, security, and operational simplicity. It offers a remarkable switching capacity of up to 240 Gbps full duplex, ensuring efficient data handling and transfer speeds that can reach up to 180 million packets per second (Mpps). This capability makes the Cisco C6840-X-LE-40G suitable for environments requiring high bandwidth and low latency. At the core of its design, the Cisco C6840-X-LE-40G supports a variety of optical transceivers including Native Optics SFP/SFP+ and QSFP, enhancing its versatility in connecting to different network types and speeds. The device boasts a substantial number of ports, including 40 native 10G ports and an additional 8 via a breakout cable, alongside 2 native 40G ports. This extensive port density, which can further expand to 78 x 10G native plus 8 x 10G SFP using a breakout cable or 2 x 40G native in a Virtual Switching System (VSS) configuration, facilitates the aggregation of multiple high-speed connections, optimizing network performance and redundancy. The Cisco C6840-X-LE-40G is not only about raw speed and connectivity options; it also integrates a comprehensive suite of features supporting full L2/L3 capabilities with additional support for MPLS, VPLS, and both IPv4/IPv6 protocols. With 1.5M Netflow entries, it provides detailed network visibility and analytics, essential for modern network management and security. The hardware is further enhanced with advanced features like large buffers for handling bursty traffic, Security Group Tagging (SGT), MACSec for encrypted communication, Locator/ID Separation Protocol (LISP), and dual priority queues with two-level shaping for improved traffic management.
  • Switching Capacity: Up to 240 Gbps Full Duplex
  • Performance: Up to 180 Mpps
  • Maximum Port Density (VSS): 78 x 10G Native + 8 x 10G SFP Using Breakout Cable or 2 x 40G Native
In terms of physical specifications, the Cisco C6840-X-LE-40G measures 3.5 x 17.35 x 21.52 inches and occupies 2 rack units, with a weight of 37.03 lbs. It supports both AC and DC power supplies, each rated at 1100 W, and operates within a broad range of temperatures from 0 °C to 40 °C. The device is designed to withstand non-operating temperatures ranging from -20 °C to 65 °C and can function reliably at altitudes up to 2000 meters. Its thermal transition rates are meticulously calculated to ensure stability during temperature changes, and it is built to operate in environments with relative humidity ranging from 5% to 90%, non-condensing. For network administrators and architects, the Cisco C6840-X-LE-40G offers a reliable, scalable solution backed by comprehensive safety certifications including UL 60950 Second Edition and EN 60950 Second Edition, among others. Its high-capacity MAC and ACL entries, along with a substantial NetFlow capacity per system, make it a robust choice for complex, high-demand network environments seeking to optimize their operations while ensuring high levels of data integrity and security.

Specifications

Model and ManufacturerCisco C6840-X-LE-40G
Support for Optical ModulesSFP/SFP+ and QSFP
10G Port Count48 (40 Direct, 8 via Breakout Cable)
40G Port Count2
CapabilitiesComprehensive L2/L3, MPLS, VPLS, IPv4/IPv6, 1.5M Netflow Entries
Hardware EnhancementsEnhanced Buffers, Security Group Tags, MACSec, Locator/ID Separation Protocol, Priority Queuing, Traffic Shaping
Switch Fabric Throughput240 Gbps Bidirectional
Throughput Capacity180 Million Packets per Second
Max Port Configuration with VSS86 x 10G (78 Native + 8 via SFP Breakout), 2 x 40G Native
Power Supply Options1100 W AC/DC
Dimensions (H x W x D)3.5 x 17.35 x 21.52 inches
Form Factor2U
Unit Weight37.03 pounds
AC Power Input100-240 VAC
DC Power Input-48 to -72 VDC
ComplianceUL 60950, CAN/CSA-C22.2 No. 60950, EN 60950, IEC 60950, AS/NZS 60950
Operational Temperature Range0 to 40 °C
Storage Temperature Range-20 to 65 °C
Temperature Change Rate0.5°C/min (Heating), 0.33°C/min (Cooling)
Humidity Tolerance (Operation)5% to 90%, Non-condensing
Humidity Tolerance (Storage)5% to 95%, Non-condensing
Maximum Operating Altitude0 to 2000 meters
MAC Address Table Size128,000
Access Control Entries256K (IPv4), 128K (IPv6)
NetFlow Table Size1 Million Entries per System

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