Introduction

This chapter introduces Virtual Network Elements (VNEs) and describes the types of information available in this Guide. It includes the following sections:

•Introduction to VNEs, page 1

•Understanding the Tables, page 2

Introduction to VNEs

VNEs (Virtual Network Elements) are independent software processes that run on the Cisco ANA Unit Servers. Each VNE is assigned to manage a single network element (NE) using the NE's management interfaces (for example, SNMP and/or Telnet). The VNEs maintain a live model, or abstraction, of each NE and the entire network.

As the VNE loads, it starts investigating the NE and automatically builds a live model of the NE, including its physical and logical inventory, its configuration and its status. After modeling the NE, the VNE begins negotiating with peer VNEs, which represent the peer NEs, in order to determine NE connectivity and topology at different layers. This model of the network topology, NE state, and NE inventory is constantly being updated by the VNEs, which track every change that occurs in the NEs and the network.

The VNEs communicate between themselves to analyze end-to-end flows, which provide information for root-cause and impact analysis, service path tracing, and more.

Cisco Active Network Abstraction VNE Reference Guide, Version 3.6 SP1

 

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Cisco Systems OL-14763-02 manual Introduction to VNEs, Understanding the Tables
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OL-14763-02 specifications

Cisco Systems OL-14763-02 refers to a significant document that provides detailed information about a specific aspect of Cisco's innovative networking and technology solutions. Although documentation numbers can signify varying subjects, OL-14763-02 is often associated with the features, technologies, and characteristics intrinsic to a particular Cisco product or service.

One of the core features of this document revolves around Cisco's robust networking hardware. Cisco has been a leader in the networking field for decades, with products designed to ensure efficiency, reliability, and security in digital communications. The documentation likely highlights various router and switch models, detailing their specifications, use cases, and the technology underpinning them.

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In summary, Cisco Systems OL-14763-02 encapsulates significant aspects of Cisco’s extensive portfolio, emphasizing security, automation, collaboration, and scalability – all pivotal for modern networking solutions. As digital transformations accelerate, understanding these features becomes increasingly important for businesses looking to enhance their operational capabilities.
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