{"product_id":"ws-x6904-40g-2t-cisco-catalyst-6900-series-4-port-40g16-port-10g-fiber-mod-dfc4","title":"WS-X6904-40G-2T Cisco Catalyst 6900 Series 4-port 40G\/16-port 10G Fiber Mod DFC4","description":"\u003ch1 dir=\"ltr\"\u003e\u003cstrong\u003eCisco WS-X6904-40G-2T Catalyst 6900 Series 4-Port 40G Module\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch2\u003e\n\u003cstrong\u003eUltra-High-Performance 40GbE\/10GbE Convergence for Core Data Centers\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"834\" data-start=\"429\"\u003eThe \u003cstrong data-end=\"458\" data-start=\"433\"\u003eCisco WS-X6904-40G-2T\u003c\/strong\u003e is a high-performance \u003cstrong data-end=\"514\" data-start=\"481\"\u003e40 Gigabit Ethernet line card\u003c\/strong\u003e designed for enterprise core, distribution, and data center aggregation deployments. Developed by \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eCisco Systems\u003c\/span\u003e\u003c\/span\u003e, this module is part of the Catalyst 6900 Series and is engineered for the \u003cstrong data-end=\"785\" data-start=\"726\"\u003eCatalyst 6500-E and 6807-XL modular switching platforms\u003c\/strong\u003e powered by the \u003cstrong data-end=\"833\" data-start=\"801\"\u003eSupervisor Engine 2T (Sup2T)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"1255\" data-start=\"836\"\u003eThis flexible Ethernet module provides \u003cstrong data-end=\"922\" data-start=\"875\"\u003efour native 40 Gigabit Ethernet QSFP+ ports\u003c\/strong\u003e, which can also be configured as \u003cstrong data-end=\"993\" data-start=\"956\"\u003esixteen 10 Gigabit Ethernet ports\u003c\/strong\u003e using \u003cstrong data-end=\"1052\" data-start=\"1000\"\u003eQSFP-to-SFP+ breakout adapters (CVR-QSFP-SFP10G)\u003c\/strong\u003e. This dual-mode capability allows network administrators to deploy a mix of \u003cstrong data-end=\"1181\" data-start=\"1129\"\u003e40GbE uplinks and high-density 10GbE connections\u003c\/strong\u003e on the same module, making it ideal for evolving network infrastructures.\u003c\/p\u003e\n\u003cp data-end=\"1639\" data-start=\"1257\"\u003eThe \u003cstrong data-end=\"1280\" data-start=\"1261\"\u003eWS-X6904-40G-2T\u003c\/strong\u003e delivers \u003cstrong data-end=\"1333\" data-start=\"1290\"\u003e160 Gbps of switching capacity per slot\u003c\/strong\u003e through \u003cstrong data-end=\"1374\" data-start=\"1342\"\u003edual 80 Gbps fabric channels\u003c\/strong\u003e, ensuring \u003cstrong data-end=\"1424\" data-start=\"1385\"\u003ewire-rate, non-blocking performance\u003c\/strong\u003e even in high-bandwidth environments. This architecture enables organizations to support large-scale data center aggregation, campus core switching, and high-speed inter-switch connectivity without oversubscription.\u003c\/p\u003e\n\u003cp data-end=\"2007\" data-start=\"1641\"\u003eA key advantage of this module is the integrated \u003cstrong data-end=\"1728\" data-start=\"1690\"\u003eDFC4 (Distributed Forwarding Card)\u003c\/strong\u003e, which performs local hardware-based packet forwarding, access control list processing, and QoS enforcement directly on the line card. This distributed architecture reduces the load on the central supervisor and significantly improves overall chassis throughput and scalability.\u003c\/p\u003e\n\u003cp data-end=\"2417\" data-start=\"2009\"\u003eThe module also supports advanced enterprise technologies including \u003cstrong data-end=\"2111\" data-start=\"2077\"\u003eVirtual Switching System (VSS)\u003c\/strong\u003e, allowing two physical chassis to operate as a single logical switch for enhanced redundancy and bandwidth. Additionally, \u003cstrong data-end=\"2286\" data-start=\"2234\"\u003eCisco TrustSec and Cisco CTS security frameworks\u003c\/strong\u003e, along with \u003cstrong data-end=\"2333\" data-start=\"2299\"\u003eIEEE 802.1AE MACsec encryption\u003c\/strong\u003e, provide hardware-based protection for secure data transmission across the network.\u003c\/p\u003e\n\u003cp data-end=\"2726\" data-start=\"2419\"\u003eWith its \u003cstrong data-end=\"2537\" data-start=\"2428\"\u003ehigh-bandwidth architecture, flexible 40G\/10G port configuration, and distributed forwarding capabilities\u003c\/strong\u003e, the Cisco WS-X6904-40G-2T offers a powerful solution for organizations looking to scale high-speed connectivity within \u003cstrong data-end=\"2725\" data-start=\"2658\"\u003eCatalyst 6500 and 6800 Series enterprise switching environments\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Specifications – Cisco WS-X6904-40G-2T 40 Gigabit Ethernet Module\u003cbr\u003e\u003ca href=\"https:\/\/www.cisco.com\/c\/en\/us\/products\/collateral\/switches\/catalyst-6500-series-switches\/data_sheet_c78-696623.html\" target=\"_blank\" title=\"Cisco WS-X6904-40G-2T - Data Sheet\" rel=\"noopener\"\u003eCLICK HERE FOR DATA SHEET\u003c\/a\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eCisco Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Name\u003c\/td\u003e\n\u003ctd\u003eCisco WS-X6904-40G-2T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eHigh-density 40G Ethernet line card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003eCisco Catalyst 6900 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eWS-X6904-40G-2T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePort Density\u003c\/td\u003e\n\u003ctd\u003e4 × 40 Gigabit Ethernet ports or 16 × 10 Gigabit Ethernet ports (breakout)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNative Transceiver Type\u003c\/td\u003e\n\u003ctd\u003eQSFP+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10G Breakout Support\u003c\/td\u003e\n\u003ctd\u003eSFP+ using CVR-QSFP-SFP10G adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching Fabric Connection\u003c\/td\u003e\n\u003ctd\u003e160 Gbps per slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFabric Channels\u003c\/td\u003e\n\u003ctd\u003eDual 80 Gbps channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePerformance\u003c\/td\u003e\n\u003ctd\u003eWire-rate, non-blocking switching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDistributed Forwarding\u003c\/td\u003e\n\u003ctd\u003eIntegrated DFC4 (Distributed Forwarding Card)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupervisor Compatibility\u003c\/td\u003e\n\u003ctd\u003eRequires Supervisor Engine 2T (Sup2T)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Compatibility\u003c\/td\u003e\n\u003ctd\u003eCisco Catalyst 6500-E Series and 6807-XL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForwarding Architecture\u003c\/td\u003e\n\u003ctd\u003eHardware-based distributed forwarding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLayer Support\u003c\/td\u003e\n\u003ctd\u003eLayer 2 and Layer 3 switching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMAC Address Table\u003c\/td\u003e\n\u003ctd\u003eLarge-scale MAC table (dependent on supervisor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIPv4 Routing\u003c\/td\u003e\n\u003ctd\u003eHardware-based IPv4 routing support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIPv6 Routing\u003c\/td\u003e\n\u003ctd\u003eHardware-based IPv6 routing support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccess Control Lists\u003c\/td\u003e\n\u003ctd\u003eHardware-based ACL processing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuality of Service\u003c\/td\u003e\n\u003ctd\u003eAdvanced QoS with hardware classification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVirtual Switching\u003c\/td\u003e\n\u003ctd\u003eFull support for Virtual Switching System (VSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecurity Features\u003c\/td\u003e\n\u003ctd\u003eCisco TrustSec and Cisco CTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLink Encryption\u003c\/td\u003e\n\u003ctd\u003eIEEE 802.1AE MACsec line-rate encryption\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMulticast Support\u003c\/td\u003e\n\u003ctd\u003eHardware multicast replication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLatency\u003c\/td\u003e\n\u003ctd\u003eOptimized for high-performance core switching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eLine card module for modular chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Requirement\u003c\/td\u003e\n\u003ctd\u003eSingle slot in compatible chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeployment Layer\u003c\/td\u003e\n\u003ctd\u003eCore, distribution layer, data center aggregation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Use Cases\u003c\/td\u003e\n\u003ctd\u003eHigh-speed aggregation, data center interconnect, enterprise core switching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"font: small\/normal 'Helvetica Neue', Helvetica, Arial, sans-serif; color: #444444; text-transform: none; text-indent: 0px; letter-spacing: normal; word-spacing: 0px; float: none; display: inline !important; white-space: normal; widows: 1; font-size-adjust: none; font-stretch: normal; background-color: #ffffff; -webkit-text-stroke-width: 0px;\"\u003eWe offer free FedEx Ground shipping to all our customers in the continental US. If you need more information on expedited or international shipping please see our \u003c\/span\u003e\u003ca href=\"https:\/\/networkoutlet.com\/pages\/shipping\" title=\"Shipping and Returns\" style=\"font: small\/normal 'Helvetica Neue', Helvetica, Arial, sans-serif; margin: 0px; padding: 0px; color: #1277af; text-transform: none; text-indent: 0px; letter-spacing: normal; text-decoration: none; word-spacing: 0px; white-space: normal; min-width: 0px !important; widows: 1; font-size-adjust: none; font-stretch: normal; background-color: #ffffff; -webkit-text-stroke-width: 0px;\" target=\"_blank\"\u003eShipping \u0026amp; Returns page\u003c\/a\u003e\u003cspan style=\"font: small\/normal 'Helvetica Neue', Helvetica, Arial, sans-serif; color: #444444; text-transform: none; text-indent: 0px; letter-spacing: normal; word-spacing: 0px; float: none; display: inline !important; white-space: normal; widows: 1; font-size-adjust: none; font-stretch: normal; background-color: #ffffff; -webkit-text-stroke-width: 0px;\"\u003e or ask us directly via phone, email or using our \u003c\/span\u003e\u003ca href=\"https:\/\/networkoutlet.com\/pages\/contact-us\" style=\"font: small\/normal 'Helvetica Neue', Helvetica, Arial, sans-serif; margin: 0px; padding: 0px; color: #1277af; text-transform: none; text-indent: 0px; letter-spacing: normal; text-decoration: none; word-spacing: 0px; white-space: normal; min-width: 0px !important; widows: 1; font-size-adjust: none; font-stretch: normal; background-color: #ffffff; -webkit-text-stroke-width: 0px;\" target=\"_blank\"\u003eContact Form page\u003c\/a\u003e\u003cspan style=\"font: small\/normal 'Helvetica Neue', Helvetica, Arial, sans-serif; color: #444444; text-transform: none; text-indent: 0px; letter-spacing: normal; word-spacing: 0px; float: none; display: inline !important; white-space: normal; widows: 1; font-size-adjust: none; font-stretch: normal; background-color: #ffffff; -webkit-text-stroke-width: 0px;\"\u003e.\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cstrong\u003eFAQs:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eQ1. How do I convert the 40G ports into 10G ports?\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003cbr\u003eTo use 10G SFP+ optics, you must install the Cisco CVR-QSFP-SFP10G adapter (Four-Ten adapter) into the QSFP slot. Each 40G port then becomes four 10G ports.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eQ2. Is this module compatible with the Supervisor 720?\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003cbr\u003eNo. The 6900 Series modules are strictly designed for use with the Supervisor Engine 2T. They will not initialize with older supervisor models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eQ3. Can I mix 40G and 10G ports on the same module?\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003cbr\u003eYes. The module allows for \"mixed mode\" operation where some ports are used as 40G QSFP+ while others are converted to 10G using the adapter kits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eQ4. What type of 40G optics does this module support?\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003cbr\u003eIt supports a variety of QSFP+ optics, including 40GBASE-SR4 (short range), 40GBASE-LR4 (long range), and QSFP+ Direct Attach Copper (DAC) cables.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e\u003cstrong\u003eQ5. Does this module support FCoE? \u003c\/strong\u003e\u003cbr\u003eYes. When used in a supported Nexus-mode configuration or within a converged network environment, the 6900 series supports Fibre Channel over Ethernet for unified fabric deployments. \u003c\/span\u003e\u003c\/p\u003e","brand":"Cisco","offers":[{"title":"Default Title","offer_id":46731914805409,"sku":"WS-X6904-40G-2T","price":15000.0,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2216\/8673\/files\/WS-X6904-40G-2T-Cisco-Catalyst-6900-Series-4-port-40G16-port-10G-Fiber-Mod-DFC4.jpg?v=1784706901","url":"https:\/\/www.foxti.com.br\/products\/ws-x6904-40g-2t-cisco-catalyst-6900-series-4-port-40g16-port-10g-fiber-mod-dfc4","provider":"FoxTI","version":"1.0","type":"link"}