Description
More Information for the Cisco WS-F6700-DFC3B Networking Control Board
In the realm of networking, the Cisco Catalyst 6500 series has long been a stalwart, known for its robust performance and versatility. Among its key components, the WS-F6700-DFC3B Distributed Forwarding Card (DFC) stands out, especially when it comes to Wide Area Network (WAN) switching. This comprehensive guide aims to delve into the intricacies of the Cisco WS-F6700-DFC3B, shedding light on its features, capabilities, and the added advantage it brings to the WS-X67XX series with its support for a staggering 256K+ routes.
Understanding the Catalyst 6500 Series
Before delving into the specifics of the WS-F6700-DFC3B, it’s crucial to grasp the significance of the Catalyst 6500 series itself. Cisco’s Catalyst 6500 has been a workhorse in enterprise networks for decades. Renowned for its scalability and flexibility, this series has continuously evolved to meet the demands of modern networking architectures.
Overview of the WS-F6700-DFC3B
The WS-F6700-DFC3B is a Distributed Forwarding Card designed for the Catalyst 6500 series, with a particular focus on enhancing Wide Area Network (WAN) switching capabilities. This card is a critical component that contributes to the overall performance and efficiency of the Catalyst 6500 switches.
Key Features
- Distributed Forwarding Capability: The WS-F6700-DFC3B boasts distributed forwarding capabilities, meaning it offloads the forwarding process from the main supervisor engine to improve overall system performance. This distributed approach allows for more efficient packet processing and forwarding, especially in environments with high traffic loads.
- Advanced Routing Support: One of the standout features of the WS-F6700-DFC3B is its support for an extensive number of routes. With the ability to handle 256K+ routes, this card is well-equipped to manage the complexities of large-scale networks, making it an ideal choice for enterprises with expansive and intricate routing requirements.
- Compatibility with WS-X67XX Series: The WS-F6700-DFC3B is specifically designed to complement the WS-X67XX series within the Catalyst 6500 family. This compatibility ensures seamless integration and optimized performance when paired with the corresponding line cards, resulting in a cohesive and efficient network infrastructure.
- High-Speed Connectivity: Keeping pace with the demand for high-speed connectivity, the WS-F6700-DFC3B supports Gigabit Ethernet and 10 Gigabit Ethernet interfaces. This makes it well-suited for modern network environments where high bandwidth is crucial for accommodating data-intensive applications and services.
Benefits of WS-F6700-DFC3B in Wide Area Network Switching
- Improved Scalability: The WS-F6700-DFC3B plays a pivotal role in enhancing the scalability of the Catalyst 6500 series, particularly in the context of Wide Area Network (WAN) switching. With its support for 256K+ routes, it enables networks to scale gracefully to accommodate the growing demands of expanding infrastructures.
- Optimized Performance: By offloading the forwarding process to a distributed architecture, the WS-F6700-DFC3B contributes to optimized performance across the network. This is particularly crucial in WAN environments where efficient packet forwarding is essential for maintaining low latency and high throughput.
- Reduced Network Congestion: The distributed forwarding capabilities of the WS-F6700-DFC3B help alleviate network congestion by distributing the processing load. This ensures that the main supervisor engine is not burdened with excessive traffic, resulting in a more responsive and reliable network.
- Enhanced Routing Flexibility: Networks often require intricate routing configurations to efficiently handle diverse traffic patterns. The WS-F6700-DFC3B’s support for 256K+ routes empowers network administrators with the flexibility to implement complex routing schemes, accommodating diverse communication needs within the organization.
Use Cases and Deployment Scenarios
- Large Enterprises: In large enterprise environments with expansive network infrastructures, the WS-F6700-DFC3B proves to be a valuable asset. Its ability to handle a vast number of routes makes it well-suited for organizations with diverse business units and intricate communication requirements.
- Service Providers: Service providers operating in the telecommunications and data services sector can benefit from the WS-F6700-DFC3B’s advanced routing capabilities. The card’s support for high-speed interfaces aligns with the demands of service provider networks, where delivering reliable and high-performance connectivity is paramount.
- Data Centers: Within data center environments, where the demand for high-speed connectivity and efficient packet processing is critical, the WS-F6700-DFC3B can be instrumental. Its compatibility with the WS-X67XX series ensures seamless integration with data center switches, contributing to the overall efficiency of data handling and transfer.
High-Performance of Distributed Forwarding Card
The WS-F6700-DFC3B is a network switch module designed for use in the Cisco 7600 Series Router. It is a Distributed Forwarding Card (DFC) that provides high-performance switching capabilities for the router. The DFC3B specifically provides advanced packet forwarding and filtering capabilities. It is designed to be used in conjunction with the Cisco 7600 Series Supervisor Engine 720, which provides the control plane functionality for the module. This product is optimized for use in high-bandwidth, high-density environments and can help to improve the overall performance and scalability of a network.
Benefits and Features
The WS-F6700-DFC3B DISTI Switching Accelerator Forwarding Card is a network switch module designed for use in the Cisco 7600 Series Router. It provides many benefits and features that are designed to improve the overall performance and scalability of a network. Some of these benefits and features include:
- High-performance switching: With a forwarding performance of up to 6.5 million packets per second (Mpps), the DFC3B is optimized for use in high-bandwidth, high-density environments.
- Scalability: The DFC3B supports a large number of routes, VLANs, multicast groups, and ACLs, making it well-suited for use in large, complex networks.
- Distributed forwarding: The DFC3B uses a distributed forwarding architecture, which allows for the use of multiple forwarding engines. This helps to improve the overall performance and scalability of the network.
- Quality of Service (QoS): The DFC3B supports advanced QoS features, such as traffic shaping, congestion management, and class-based marking, which help to ensure that mission-critical applications receive the bandwidth they need.
- Security: The DFC3B supports advanced security features, such as access control lists (ACLs), VPNs, and firewall services, which help to protect the network against unauthorized access and attacks.
- IPv6 support: The DFC3B supports IPv6, which allows for the use of the next-generation Internet Protocol in a network.
- Advanced Services: The DFC3B supports advanced services like MPLS, multicast, and VPN services.
Please note that this is a general overview of the main benefits and features of this product DISTI Switching Accelerator Forwarding Card, more detailed information should be consulted in the official documentation.
High-Reliability
The WS-F6700-DFC3B DISTI Switching Accelerator Forwarding Card is designed to provide high reliability in network environments. Some of the features that contribute to its high-reliability include:
- Redundancy: The DFC3B supports redundant supervisor engines, which allows for a redundant control plane. This means that if one supervisor engine fails, the other can take over without any interruption of service.
- High Availability: The DFC3B supports a feature called Non-Stop Forwarding (NSF), which allows for the forwarding plane to continue functioning even if the control plane is experiencing an issue. This helps to minimize disruption of service in the event of a failure.
- Error Detection and Correction: The DFC3B has built-in error detection and correction mechanisms, which help to detect and correct errors in the data plane. This helps to maintain the integrity of the data being transmitted and to prevent data corruption.
- Memory protection: With the DFC3B, there is a protection mechanism for memory, which allows the module to continue functioning even if a portion of its memory is damaged.
General Information about this Cisco WS-F6700-DFC3B
- Manufacturer: Cisco
- Part Number or SKU# WS-F6700-DFC3B
- Product Name: Catalyst 6500 Distributed Forwarding Card
- Product Type: Distributed Forwarding Card
Technical Specifications
- Application/Usage: Wide Area Network
- Memory:
- 256 MB DRAM Installed
- 512 MB DRAM Upgradeable
- 1 GB DRAM Upgradeable
- Miscellaneous:
- Package Contents:
- One Catalyst 6500 series DFC3B
- One disposable grounding wrist strap
- One bag of mounting screws
- One bracket
- Additional Information:
- Support of MPLS and ACE counters
- IPv4 routes: 256KB entries
- NetFlow entries: 128 KB
- ACL labels: 4096 KB
- DFC3 Supported Combinations:
- WS-SUP720, PFC3A functionality
- WS-SUP720-3B, PFC3B functionality
- WS-SUP720-3BXL, PFC3B functionality
- Package Contents:
Compatibility
- Catalyst 6500 series switch (Catalyst 6506, 6509, 6509-NEB, or 6513) or Cisco 7600 series router (Cisco 7606, 7609, or 7613)
- Supervisor Engine 720 with MSFC3 running Cisco IOS software on the Supervisor Engine 720 and MSFC3
- Deployed in CEF720 line cards such as WS-X6704-10GE, WS-X6724-SFP, WS-X6748-SFP, and WS-X6748-GE-TX
- Not supported on Cisco 6500 or 6800 series line cards
Finally, the Cisco WS-F6700-DFC3B Catalyst 6500 DISTI Wide Area Network Switching Distributed Forwarding Card stands as a testament to Cisco’s commitment to delivering cutting-edge networking solutions. With its advanced features, compatibility with the WS-X67XX series, and support for 256K+ routes, this card empowers organizations to build and maintain robust, scalable, and high-performance networks.
As technology continues to evolve, the WS-F6700-DFC3B remains a reliable choice for enterprises and service providers seeking to optimize their network infrastructure. Its impact on Wide Area Network switching, coupled with its ability to handle the complexities of modern routing, positions it as a key component in Cisco’s Catalyst 6500 series, contributing to the foundation of resilient and efficient networking solutions.







