Cisco Wireless Solution Overview

Introduction

Today’s work is hybrid, and hybrid work empowers people to work from home, the office, and anywhere in between, safely and securely at any time.

When everyone and everything is connected, work is no longer a place we go, it’s what we do.

Connected THINGS (like IoT and OT(1) are vital in driving a hybrid work evolution forward in many sectors—including healthcare, education, and manufacturing.

By connecting things to people, and things to businesses, and connecting it all with data that’s coming from sensors and machines, we can create a multiplier effect on productivity that’s going to change the way we know the world. It provides more freedom and flexibility for users to work efficiently and effectively from anywhere, whether it's remote monitoring of or performing remote surgeries on patients in healthcare or remotely monitoring and managing the operation of robotics and machines in manufacture.

As the world shifts into a new way of working, customers need access networking solutions that offer security, speed, and agility for users as well as for IoT devices. In 2022, Wi-Fi 6 products will represent 79% of all Wi-Fi product shipments. By 2023, there will be 29 billion IoT devices. In addition, by 2025, the Ethernet switching and wireless WAN Total Addressable Market (TAM) will grow to$18.4B and$2.7B, respectively. SaaS-delivered software will make up 58% of total software revenue by 2025. These trends point to new priorities for the network that include the need for greater wireless bandwidth, better support for IoT, and a more cloud-friendly access architecture.

To meet these priorities, organizations need a network that is scalable, reliable, and secure, so that IT can work smarter, not harder. Now more than ever, visibility, automation and assurance are critical for securing your data and applications. Cisco Access Networking, switching, wireless, and Wi-Fi 6/6E solutions can help your customers deliver the best IT experience by automating services for faster workflows, enabling visibility from access to cloud for better troubleshooting, and providing policy-driven security for the campus network.

In order to achieve all those, we will become more dependent and reliant on the network than ever.

Key benefits

With powerful, customizable solutions for companies of all sizes, the Cisco wireless portfolio helps you manage the growing number of connected wireless devices.

The Cisco Catalyst 9166, 9166D1, 9164 and 9162 combines the power of Catalyst with the option of using Meraki dashboard management giving customers the deployment flexibility of deploying their network on-premises or in the cloud. This choice of deployment ensures network investment protection while unlocking the power of flexible hybrid work.

From IoT to a growing inventory of applications, the Cisco wireless network provides an always-on, always-available solution with the following benefits:

Comprehensive security

●     Encrypted Traffic Analytics (ETA) to detect encrypted threats.

●     Multilingual access points that provide visibility and communications with not only Wi-Fi but Zigbee and BLE.

●     Cisco SD-Access, providing automated end-to-end segmentation and group-based policy that is used to separate user, device, and application traffic without completely redesigning the network. The group-based policies are also automated so that organizations can make sure that the correct policies are set up for any user or device with any application across the network.

●     Trustworthy solutions, which allow for security to be implemented holistically. These solutions enable constant security enhancements of the network to protect against ever-evolving cyber attacks.

●     Dynamic ACLs simplifies policies, policy updates and makes overall policy management much easier. IT admins won't have to spend time manually updating or deploying policies for each device on the network, Dynamic ACLs makes all of that work a thing of the past.

Data-optimized intelligence:

●     Streaming telemetry and contextual data from every access point and controller on the network, providing complete visibility.

●     Wi-Fi 6E-enabled Catalyst access points, which provide the Smart AP feature, available only from Cisco. This feature allows the access point to automatically change its power consumption to reflect the load the network currently faces. The reduction in radio stream count saves power.

●     Band steering, which causes clients that are Wi-Fi 6E compliant to automatically connect to the new 6-GHz spectrum, instead of to the 5-GHz or 2.4-GHz radios.

●     Automatic detection and prioritization of issues with complex event processing, with a series of analytics engines to find anomalies instantly.

●     Correlated insights and contextual cognitive analytics to accurately pinpoint root cause.

●     Guided remediation, allowing for single-click resolution, enabling automation to close the loop.

IoT services for smart buildings:

●     Ability to discover, deploy, and monitor IoT devices and activate partner apps, all from Cisco Spaces as a single cloud dashboard.

●     Wi-Fi 6E-enabled Catalyst access points that provide built-in environmental sensors, unique to Cisco, that measure temperature, air quality, and humidity.

●     Use cases including asset management, environmental monitoring, space utilization, and indoor wayfinding.

●     Availability of a wide variety of IoT devices, suitable for multiple industries and use cases, in the IoT Device Marketplace.

Надежность и надежность beyond Wi-Fi 6/6E:

●     Wi-Fi 6E-enabled access points that bring added capacity, reliability, security, and sustainability to your network.

●     Custom RF ASIC, providing Flexible Radio Assignment (FRA), Cisco CleanAir, Cisco CleanAir Plus, Wireless Intrusion Prevention System (WIPS), and DFS detection.

●     Deterministic capacity at scale with Wi-Fi 6, the newest generation of Wi-Fi that adds both flexibility and scalability while allowing new and existing networks the ability to power next-generation applications.

●     Software updates with minimal disruption. Being always on allows for bug fixes, access point deployments at multiple sites, network upgrades and more to be handled without rebooting the controller or impacting network operations.

Overview: Cisco Next-Generation Wireless Stack

Cisco wireless solutions are resilient, have the integrated security you need, and employ adaptive and insightful intelligence providing useful insight into your network. Cisco wireless solutions go beyond the latest Wi-Fi 6/6E (802.11ax) standard and are ready for growing user expectations, IoT devices, and next-generation cloud-driven applications. With the ability to handle the increased mobile traffic as well as support IoT at scale, Cisco’s Wi-Fi 6/6E access points with superior RF innovations will expand wireless access with intelligence and provide a secure, reliable high-quality wireless experience for all networks.

Cisco Spaces IoT Services for the Cisco Catalyst Wi-Fi 6/6E access points and Catalyst 9000 switches allow you to deploy IoT devices and activate partner apps for outcomes at a significantly lower TCO.

Figure 1.               

Unlock the power of your network and drive IoT outcomes at scale

Cisco Wireless Solutions

Cisco Spaces

Figure 2.               

Whether Cisco Catalyst or Meraki, all location data is able to by synthesized via Cisco Spaces to deliver location-based services

The network has traditionally been used only for connectivity. Cisco Spaces lets you turn your existing network into a sensor and drive digitization for your physical spaces.

How? By synthesizing location data from access points, switches, Cisco Meraki cameras, Cisco devices, and Wi-Fi and IoT devices to deliver location-based services at scale. This information can be used to drive workplace safety, space optimization, behavior analytics, contactless experiences, operational efficiency, and much more.

Cisco Spaces, with gateway-enabled Catalyst 9000 family access points and switches, along with Catalyst 9800 Series wireless controllers, acts as middleware that supports multiple vendors, allowing customers to choose end devices suitable for their intended use cases. Customers can easily order these devices from the IoT Device Marketplace, onboard them, manage them, and make them work with partner applications from the App Center to realize industry-specific outcomes. These devices include not just Wi-Fi, but also BLE beacons and lighting and environment sensors. As a result, customers can deploy a large range of devices and use cases with greater scalability and lower TCO.

Cisco Catalyst Center

Figure 3.               

Pictured, the command center for Cisco Catalyst Center (formerly Cisco DNA Center) and the features provided

The command center for your wireless network needs to be as reliable and secure as the devices it controls. From management to automation to analytics to security, Cisco Catalyst Center runs your network, provisioning and configuring all of your network devices in minutes. No more making sure that each device is up-to-date with what you need it to do; Cisco DNA Center takes care of all that, automatically.

That automation occurs as a result of the Artificial Intelligence/Machine Learning (AI/ML) that Cisco Catalyst Center provides your network. It’s the next step in terms of increased performance, better efficiency and greater cost savings. This allows for considerable network improvements in visibility, troubleshooting and even cybersecurity. AI/ML literally turns data into intuition, resulting in time savings and greater efficiency.

But Cisco Catalyst Center does so much more.

Cisco Catalyst Center uses advanced analytics via Cisco DNA Assurance to proactively monitor, troubleshoot, and optimize the network. And by integrating it with third-party systems, you can improve your operational processes. It provides a 360-degree contextual view of user, network and applications that allows it to isolate an issue and tell IT where to focus. If a malady slips by, you can go back in time so you don’t have to wait for the problem to occur again and follow guided remediation to fix the issue.

For organizations that utilize a shared network, Cisco Catalyst Center makes it easier for IT staff to provide end-users their own partitioned piece of the network. Cisco User Defined Network allows end-users the ability to remotely and securely deploy their devices on the network via an easy-to-use app. From there they have the ability to control who can and can’t access their devices.

Cisco Wireless Access Points

Cisco Access Points

Cisco Catalyst 9100 Access Points: Going beyond the Wi-Fi 6/6E standard, the Cisco Catalyst 9100 access points provide integrated security, resiliency, and operational flexibility, as well as increased network intelligence. These access points extend Cisco’s intent-based network and scale to the growing demands of the Internet of Things (IoT) while fully supporting the latest innovations and newest technologies, making them perfect for organizations of all sizes.

Table 1.           Catalyst 9100 Access Points

Беспроводные контроллеры Cisco

Cisco Controllers

Беспроводные контроллеры серии Cisco Catalyst 9800: The Catalyst controllers streamline the best of RF excellence with open, programmable Cisco IOS XE benefits, meaning you no longer have two operating systems to manage. These modular, reliable, and highly secure controllers are flexible enough to deploy anywhere—including your choice of cloud.

Table 2.           Catalyst 9800 Controllers

Introduction to Cisco Wireless Networks

Cisco wireless networks are designed to deliver reliable, high-performance wireless connectivity for businesses of all sizes. They utilize advanced technologies to ensure seamless communication, robust security, and optimal scalability. Understanding how these networks work is essential for leveraging their capabilities to enhance productivity and innovation.

Components of a Cisco Wireless Network

Wireless Access Points (APs)

Access points are the backbone of Cisco wireless networks. They connect devices to the network and provide seamless wireless coverage. 

▪ Key Features: Advanced antenna technology, support for multiple frequency bands, high-density device connectivity.
▪ Служба безопасности: Built-in encryption and authentication mechanisms.

Wireless Controllers

Wireless controllers manage access points, ensuring consistent performance and security across the network. 

▪ Key Features: Centralized management, seamless roaming, load balancing.
▪ Configuration: Simplifies deployment and scalability.

Network Management Tools

Cisco provides software solutions like Cisco DNA Center for managing and monitoring wireless networks. 

▪ Key Features: Real-time analytics, AI-driven optimization, and troubleshooting.
▪ Ease of Use: Intuitive dashboards for simplified operations.

How Wireless Communication Works in Cisco Networks

Connection Setup

Devices communicate with access points via wireless signals, using protocols like Wi-Fi 6 or 802.11ax for high-speed connections. 

▪ Authentication: Ensures only authorized devices access the network.
▪ Signal Optimization: APs dynamically adjust to maintain strong connections.

Data Transmission

Cisco wireless networks use robust encryption methods to secure data as it travels between devices and the network. 

▪ Encryption Protocols: WPA3, AES for robust security.
▪ Efficiency: Intelligent routing minimizes latency.

3. Масштабируемость and Flexibility

Cisco networks support seamless expansion, enabling businesses to add new devices and locations without disruption. 

▪ Key Features: Modular design, support for multi-site configurations.
▪ Cost-Effectiveness: Reduces infrastructure expenses.

Advanced Features of Cisco Wireless Networks

Wi-Fi 6 Technology

Wi-Fi 6 improves performance in high-density environments and provides faster data rates. 

▪ Key Benefits: Better energy efficiency, reduced interference.
▪ Device Support: Backward-compatible with older standards.

Seamless Roaming

Cisco networks ensure uninterrupted connectivity when users move between access points. 

▪ Key Features: Fast transition protocols, minimal latency.
▪ User Experience: Ideal for mobile workforces.

Enhanced Безопасность и охрана

Cisco wireless solutions prioritize security to protect sensitive business data. 

▪ Key Features: Threat detection, automatic updates.
▪ Соблюдение: Adheres to industry standards like HIPAA and GDPR.

B. развертывание персонала Options for Cisco Wireless Networks

On-Premises Deployment

Organizations can manage their networks locally with Cisco's on-premises solutions. 

▪ Key Features: Complete control, tailored configurations.
▪ Масштабируемость: Suitable for large enterprises.

Cloud-Managed Deployment

Cisco Meraki enables cloud-based management, simplifying operations and reducing costs. 

▪ Key Features: Remote access, automatic updates.
▪ Flexibility: Ideal for distributed networks.

Use Cases of Cisco Wireless Networks

Enterprise Solutions

Cisco wireless networks power large-scale businesses, providing reliable connectivity for employees, guests, and IoT devices. 

▪ Key Applications: Unified communications, smart offices.
▪ Характеристика: 1 Handles high traffic with ease.

Education and Healthcare

These industries benefit from secure and robust wireless solutions tailored to their unique needs. 

▪ Key Features: Support for online learning, secure patient data sharing.
▪ Масштабируемость: Adapts to growing demands.

Steps to Configure a Cisco Wireless Network

Planning and Design

▪ Site Survey: Identify coverage needs and potential interference.
▪ Network Architecture: Design for optimal performance.

Deployment

▪ Access Point Installation: Position APs for maximum coverage.
▪ Controller Configuration: Set up policies and security.

Optimization

▪ Monitoring Tools: Use Cisco DNA Center for performance insights.
▪ Новые данные: Keep firmware and configurations up to date.

Benefits of Cisco Wireless Networks

Reliability

Cisco wireless networks deliver consistent performance, even in challenging environments. 

▪ Key Benefits: Reduced downtime, high availability.
▪ Redundancy: Backup systems for critical operations.

Scalability

Easily expand networks to accommodate growth and evolving business needs. 

▪ Modularity: Add or remove components as needed.
▪ Cost Efficiency: Lower long-term expenses.

Security

With robust encryption and threat detection, Cisco wireless networks provide unparalleled security. 

▪ Соблюдение: Meets industry standards.
▪ Proactive Defense: Automatic updates to counter threats.

Iii. Выводы и рекомендации

Cisco wireless networks offer a powerful combination of performance, security, and flexibility, making them an ideal solution for businesses of all sizes. Whether for high-density environments or secure enterprise operations, Cisco's wireless solutions deliver exceptional value, ensuring seamless communication and connectivity.

Cisco Wireless AP и контроллеры

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