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Versatility and Scalability • Application compatibility: Cisco NX-OS interoperates with Cisco products running any variant of the Cisco IOS Software operating technique. It also interoperates with any networking OS that conforms to the networking criteria detailed as supported in this info sheet. • Prevalent software program all through the data center: Cisco NX-OS simplifies the facts middle operating environment and gives a unified OS created to run all parts of the data middle community, such as storage, virtualization, and Layer 3 network protocols. • Modular software program style: Cisco NX-OS is intended to assist distributed multithreaded processing on symmetric multiprocessors (SMPs), multicore CPUs, and dispersed line-card processors. Computationally intensive responsibilities, these kinds of as components table programming, can be offloaded to focused processors dispersed across the line cards. Cisco NX-OS modular procedures are instantiated on desire, each in a independent secured memory house. Hence, processes are commenced and system resources allocated only when a characteristic is enabled. The modular procedures are governed by a real-time preemptive scheduler that will help make certain the well timed processing of critical capabilities. • Digital gadget contexts (VDCs): Cisco NX-OS provides the functionality to section OS and components resources into virtual contexts that emulate digital devices. Every VDC has its possess software procedures, dedicated components resources (physical interfaces, VLANs, routing desk dimensions, Digital Route Forwarding [VRF], and many others.), and independent administration setting. VDCs are instrumental in the consolidation of independent networks onto a widespread infrastructure, retaining the administrative boundary separation and fault-isolation attributes of physically independent networks while offering numerous of the operating expense added benefits of a simple infrastructure. Each VDC can be restarted with out impacting the manage, knowledge, or conduite airplane of other VDCs in the method. • Assistance for Cisco Nexus Fabric Extender: The Cisco Nexus 7000 Series Switch can act as the parent switch for the Cisco Nexus 2248TP GE Fabric Extender, the Cisco Nexus 2224TP GE Fabric Extender, and the Cisco Nexus 2232PP 10GE Fabric Extender. Mainly because it is a logical extension of its mum or dad switch, the Cisco Nexus Fabric Extender inherits the features and benefits supplied by the Cisco Nexus 7000 Series. The mixture of the Cisco Nexus 2000 Series Fabric Extenders and Cisco Nexus 7000 Series Switches moyen the added benefits of top rated-of-rack (ToR) and end-of-row (EoR) community architectures, enabling facts centers to scale the amount of Gigabit Ethernet accessibility ports, minimizing cable runs, and reducing administration details in the network. Availability • Steady system operation: Cisco NX-OS offers continuous method operation, permitting preservation, upgrades, and software program certification devoid of services interruption. The mix of process modularity, hitless In-Assistance Computer software Up grade (ISSU) functionality, and stateful sleek restart mitigates the consequences of software upgrades and other functions. • Hitless ISSU: Hitless ISSU delivers the ability to execute transparent software package upgrades on platforms with redundant supervisors, reducing downtime and permitting clients to combine the most recent features and features with minor or no adverse influence on network operation. • Smooth advancement of enhancements and difficulty fixes: The modularity of Cisco NX-OS makes it possible for new characteristics, enhancements, and problem fixes to be transparently integrated into the software package. These up-to-date images can then be installed without having disruption making use of Cisco ISSU. • Course of action survivability: Vital procedures are operate in secured memory place and independently of every other and the kernel, providing specific support isolation and fault containment and enabling modular patching and upgrading and swift restartability. Particular person procedures can be restarted independently with out decline of state info and with out affecting data forwarding, so that immediately after an improve or failure, processes restart in milliseconds devoid of negatively impacting adjacent gadgets or providers. Procedures with big quantities of state this sort of as IP routing protocols are restarted employing standards-centered nonstop forwarding (NSF) swish restart mechanisms other processes use a neighborhood persistent storage services (PSS) to keep their state. • Stateful supervisor failover: Redundant supervisors are stored synchronized at all periods to permit rapid stateful supervisor failover. Advanced checks are in position to aid assure that the state is reliable and reputable throughout the complete distributed architecture soon after failover takes place. • Reputable interprocess communication: Cisco NX-OS facilitates reputable communication in between processes to assist make certain that all messages are delivered and adequately acted on during failure and adverse circumstances. This communication assists assure course of action synchronization and state consistency across procedures that might be instantiated on processors distributed about many supervisors and I/O modules. • Redundant switched Ethernet out-of-band channels (EOBCs): Cisco NX-OS can make entire use of redundant EOBCs for communication between manage and I/O module processors. • Community-primarily based availability: Community convergence is optimized by giving equipment and features to make both failover and fallback transparent and quickly. For example, Cisco NX-OS supplies Spanning Tree Protocol enhancements this kind of as Bridge Protocol Data Unit (BPDU) guard, loop guard, root guard, BPDU filters, and bridge assurance to support ensure the health of the Spanning Tree Protocol control plane Unidirectional Link Detection (UDLD) Protocol NSF sleek restart of routing protocols millisecond timers for Very first-Hop Resiliency Protocol (FHRP) Shortest-Route First (SPF) optimizations these kinds of as backlink-state ad (LSA) pacing and incremental SPF IEEE 802.3ad website link aggregation with adjustable timers and Bidirectional Forwarding Detection (BFD). Serviceability • Troubleshooting and diagnostics: Cisco NX-OS is created with special serviceability capabilities to enable community operators to consider early action based mostly on network tendencies and activities, boosting community setting up and enhancing network functions heart (NOC) and vendor reaction instances. Intelligent Simply call Property, Cisco Generic On the internet Diagnostics (GOLD), and Cisco Embedded Event Supervisor (EEM) are some of the capabilities that improve the serviceability of Cisco NX-OS. • Switched Port Analyzer (SPAN): The SPAN element allows an administrator to review all site visitors amongst ports (known as the SPAN resource ports) by nonintrusively directing the SPAN session visitors to a SPAN spot port that has an exterior analyzer hooked up to it. Encapsulated Remote SPAN (ERSPAN) will allow remote monitoring of several switches throughout the community by encapsulating SPAN traffic into a generic routing encapsulation (GRE) tunnel. • Ethanalyzer: Cisco NX-OS involves a constructed-in packet analyzer to keep an eye on and troubleshoot command- and info-airplane traffic. The packet analyzer is dependent on the well-liked Wireshark open up supply community protocol analyzer. • Smart Phone Residence: The Wise Contact Property characteristic continuously monitors components and software parts to provide email-based mostly notification of critical system gatherings. A adaptable selection of message formats is obtainable for optimum compatibility with pager companies, normal email, and XML-centered automatic parsing applications. It offers inform grouping abilities and customizable spot profiles. This feature can be used, for case in point, to specifically page a community assist engineer, send an e mail concept to a NOC, and hire Cisco AutoNotify solutions to right crank out a scenario with the Cisco Technical Support Center (TAC). This characteristic is a phase towards autonomous program operation, enabling networking units to inform IT when a difficulty occurs and serving to ensure that the issue is acted on promptly, lowering time to resolution and increasing system uptime. • Cisco GOLD: Cisco GOLD is a suite of diagnostic amenities to verify that components and inside facts paths are running as designed. Boot-time diagnostics, ongoing monitoring, standby fabric loopback tests, and on-demand and scheduled checks are element of the Cisco GOLD characteristic established. This market-primary diagnostics subsystem allows fast fault isolation and steady process monitoring vital in today's continually functioning environments. • Cisco EEM: Cisco EEM is a highly effective unit and program conduite technology integrated into Cisco NX-OS. Cisco EEM aids prospects harness the network intelligence intrinsic to the Cisco computer software and permits them to personalize behavior centered on network functions as they transpire. • Cisco NetFlow: The Cisco NX-OS implementation of NetFlow supports Variants five and 9 exports as properly as the Flexible NetFlow configuration product and components-based mostly Sampled NetFlow for improved scalability. In addition to Layer 3 NetFlow, Layer 2 NetFlow is supported.416120812