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by Cisco
Product Line: Cisco Catalyst 4500E Series
Product Type: Non-Blocking Line Card
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Product Description

The WS-X4712-SFP-E is equipped with 12 SFP ports supporting 1GbE/100Mbps speeds and capable of handling jumbo frames up to 9216 bytes. It is designed for compatibility with 3, 6, 7 (R-E & R+E), and 10 (R-E & R+E) slot chassis, and requires Cisco IOS Software Release IOS-XE3.5.0E/15.2(1)E or later. This module offers QoS capability inherited from the Supervisor Engine, IEEE 802.1AE fiber encryption, and a mean time between failures (MTBF) of 1,329,480 hours, supporting up to 48 interfaces per line card.

FAQs for the WS-X4712-SFP-E

  • What is the maximum frame size supported by the SFP ports?
    The SFP ports support a maximum frame size of 9216 bytes.
  • Which Cisco IOS Software version is required for operation?
    Operation requires Cisco IOS Software Release IOS-XE3.5.0E/15.2(1)E or later.
  • Can this hardware support Quality of Service (QoS) configurations?
    Yes, QoS capability is inherited from the Supervisor Engine.
  • What are the chassis compatibility options?
    Chassis compatibility includes 3, 6, 7 (R-E & R+E), and 10 (R-E & R+E) Slot options.
  • What applications are targeted by this hardware?
    The hardware targets enterprise, mid-market, and commercial core and distribution deployments requiring line-rate capability.
  • What security features does the hardware offer?
    The hardware offers IEEE 802.1AE Fiber Encryption and Cisco TrustSec for security.
  • What is the port speed supported by the device?
    The device supports 1GbE/100Mbps port speeds.
  • How does the hardware handle service provider needs?
    It serves service provider GE aggregation for DSLAM/PON/mobile data backhaul.
  • What is the power consumption of the device?
    The device has a maximum power consumption of 25 W.
  • What is the MTBF (Mean Time Between Failures) of the hardware?
    The hardware has an MTBF of 1,329,480 hours.

Product Review

The Cisco WS-X4712-SFP-E module offers 12 SFP ports with 1GbE/100Mbps speed, suitable for various core and distribution network deployments in enterprise and commercial settings. Its compatibility with multiple chassis types and support for up to 9216-byte jumbo frames enhance its versatility and performance for data-intensive tasks. However, its reliance on the supervisor engine for QoS capabilities and the limitation to 1GbE port speed may not meet the requirements of environments demanding higher throughput or advanced independent QoS features.


The Cisco WS-X4712-SFP-E is a line card designed for Cisco Catalyst 4500 series switches, offering enhanced networking capabilities suitable for enterprise, mid-market, and commercial core and distribution deployments. This line card is engineered to support line-rate performance for high-demand applications, making it an ideal choice for environments requiring reliable, high-speed data transmission. Equipped with 12 ports, the WS-X4712-SFP-E utilizes SFP (Small Form-factor Pluggable) modules, providing flexibility in terms of fiber connectivity. This enables the line card to support a wide range of network configurations and distances, catering to diverse networking needs. The port speed capability of 1GbE/100Mbps ensures that the card can handle gigabit Ethernet speeds, accommodating the requirements of most modern network infrastructures. Compatibility is a key aspect of the WS-X4712-SFP-E, with support for Cisco IOS Software Release IOS-XE3.5.0E/15.2(1)E or later. This ensures that the line card can leverage the latest software features and security enhancements provided by Cisco's operating system. The line card is designed to be compatible with Cisco Catalyst 4500 series chassis, specifically the 3, 6, 7 (R-E & R+E), and 10 (R-E & R+E) slot versions, offering a versatile solution for various network sizes and configurations.
  • Jumbo Frame support up to 9216 bytes enables efficient processing of large data packets, reducing overhead and improving network performance.
  • QoS (Quality of Service) capabilities are inherited from the Supervisor Engine, allowing for advanced traffic management and prioritization to ensure that critical data is transmitted efficiently.
  • The hardware is capable of IEEE 802.1AE fiber encryption and supports Cisco TrustSec, providing secure data transmission across the network.
Moreover, the WS-X4712-SFP-E is designed for service provider GE aggregation, including DSLAM, PON, and mobile data backhaul applications. This makes it an ideal solution for service providers looking to deliver high-speed, reliable connectivity to a wide range of customers. The card's wire rate is 1:1, indicating that it can process data at the speed of the connected interfaces without any loss of throughput. Additionally, with a maximum power consumption of 25W, it offers an energy-efficient solution for expanding network capabilities. The Mean Time Between Failures (MTBF) of 1,329,480 hours demonstrates the reliability and durability of the WS-X4712-SFP-E, ensuring long-term operational stability. Supporting up to 48 interfaces per line card, this Cisco line card allows for extensive network expansion and versatility. Whether for enterprise applications requiring high-capacity data transmission or for service providers needing reliable backhaul solutions, the Cisco WS-X4712-SFP-E provides a comprehensive solution that meets a broad range of networking requirements.


Item Number WS-X4712-SFP-E
Manufacturer Cisco
Ports Quantity 12
Interface Type SFP
Required Operating System Cisco IOS XE 3.5.0E / IOS 15.2(1)E or newer
Support for Oversized Frames Up to 9216 Bytes
Quality of Service Features Derived from Supervisor Engine
Compatible Chassis Models 3, 6, 7 (R-E & R+E), and 10 (R-E & R+E) Slot models
Use Cases Designed for core and distribution layers in enterprise, mid-sized, and commercial network environments with demand for high-speed data processing
Security and Encryption Specifications IEEE 802.1AE Fiber Encryption, Cisco TrustSec support
Typical Application in Service Provider Networks DSLAM/PON/mobile network backhaul GE aggregation
Supported Data Rates 1 Gigabit Ethernet/100 Megabit Ethernet
Transmission Capacity 1:1 Wire Speed
Peak Power Draw 25 Watts
Estimated Reliability 1,329,480 Hours MTBF
Maximum Interfaces per Card 48

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