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Cisco Fabric Extenders – Cisco Describing the Cisco Nexus Family and Cisco NX-OS Software
Cisco Fabric Extenders Cisco Fabric Extender (FEX) technology comprises technologies that enable fabric extensibility with simplified management enabling the switching access layer to extend and expand all the way to the server hypervisor as the customer’s business grows. Based on the emerging standard IEEE 802.1BR, the Cisco FEX technology solution is composed of a parent…
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Server Deployment Models – Cisco Describing the Cisco Nexus Family and Cisco NX-OS Software
Server Deployment Models Most data centers are deployed according to two design philosophies: end of row (EoR) and top of rack (ToR). These two models impact the cost of cabling, the number of switches required, the power and cooling strategy, and the sizing of the data center facility. With the introduction of Cisco FEX, a…
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FEX Forwarding – Cisco Describing the Cisco Nexus Family and Cisco NX-OS Software
FEX Forwarding The Cisco Nexus 2000 (that is, the 2200 or 2300 platform) Series fabric extender does not perform any local switching. All traffic is sent to the parent switch, which provides central forwarding and policy enforcement, including host-to-host communications between two systems that are connected to the same fabric extender, as shown in Figure…
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Cisco NX-OS Capabilities – Cisco Describing the Cisco Nexus Family and Cisco NX-OS Software
Cisco NX-OS Capabilities The Cisco NX-OS network operating system’s key capabilities include the following:
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Cisco NX-OS Software Architecture – Cisco Describing the Cisco Nexus Family and Cisco NX-OS Software
Cisco NX-OS Software Architecture Cisco NX-OS software is a data center–class operating system built with modularity, resiliency, and serviceability at its foundation. Cisco NX-OS helps ensure continuous availability for mission-critical data center environments. The self-healing and highly modular design of Cisco NX-OS ensures zero-impact operations and enables exceptional operational flexibility. Cisco NX-OS provides a robust…
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Exploring Cisco NX-OS CLI – Cisco Describing the Cisco Nexus Family and Cisco NX-OS Software
Exploring Cisco NX-OS CLI Although the graphical user interface is visually intuitive and easier to understand for beginners, the device command-line interface (CLI) is still the most reliable configuration interface available. It can work on slow and erratic connections, uses simple protocols that are easy to establish, and provides clear and reliable feedback on actions…
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Exploring Special Characters and Keystroke Shortcuts – Cisco Describing the Cisco Nexus Family and Cisco NX-OS Software
Exploring Special Characters and Keystroke Shortcuts Table 2-7 lists the characters that have special meaning in Cisco NX-OS text strings and should be used only in regular expressions or other special contexts. Table 2-7 Special Characters Character Description % Percent # Pound, hash, or number … Ellipsis | Vertical bar < > Less than…
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Cisco Nexus 9000 Series Switches – Cisco Describing the Cisco Nexus Family and Cisco NX-OS Software
Cisco Nexus 9000 Series Switches The Cisco Nexus 9000 Series switches operate in one of two modes: Cisco Application Centric Infrastructure (Cisco ACI) or Cisco NX-OS. In Cisco ACI mode, these switches provide a turnkey, fully automated, policy-based architecture to design and manage data center fabrics. In Cisco NX-OS mode, these switches provide the capability…
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Cisco Nexus 7000 Series Switches – Cisco Describing the Cisco Nexus Family and Cisco NX-OS Software
Cisco Nexus 7000 Series Switches Cisco Nexus 7000 Series switches provide the foundation for Cisco Unified Fabric. These switches were designed to meet the requirements of mission-critical data centers as well as deliver exceptional availability, outstanding scalability, and a comprehensive Cisco NX-OS software data center switching feature set. They are a modular data center–class product…
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Cisco Nexus 3000 Series Switches – Cisco Describing the Cisco Nexus Family and Cisco NX-OS Software
Cisco Nexus 3000 Series Switches The Cisco Nexus 3000 Series switches are a comprehensive portfolio of 1-, 10-, 40-, 100- and 400-Gigabit Ethernet switches built from a switch-on-a-chip (SoC) architecture. This series of switches provides line-rate Layer 2 and 3 performance and is suitable for ToR architecture. This series of switches has established itself as…
