Product Overview
The Catalyst 9300 Series is the next generation of the industry's most widely deployed stackable switching platform. It is recognized as CRN's 2018 Overall Network Product of the Year. And for security, IoT, and the cloud, these switches form the foundation of Cisco Software-Defined Access, our leading enterprise architecture.
 

Product Highlights
 

Cisco C9300-48U-A：

●      Highest wireless scale for Wi-Fi 6 and 802.11ac Wave 2 access points supported on a single switch with select models

●      Cisco UADP 2.0 Application-Specific Integrated Circuit (ASIC) with programmable pipeline and microengine capabilities, along with template-based, configurable allocation of Layer 2 and Layer 3 forwarding, Access Control Lists (ACLs), and Quality of Service (QoS) entries

●      x86 CPU complex with 8-GB memory, and 16 GB of flash and external USB 3.0 SSD pluggable storage slot (delivering 120GB of storage with an option SSD drive) to host containers

●      USB 2.0 slot to load system images and set configurations

●      Up to 480 Gbps of local stackable switching bandwidth

●      Deeper buffer and higher scale model options for rich multi-media content delivery applications

●      Flexible and dense uplink offerings with 1G, Multigigabit, 10G, 25G, and 40G in the form of fixed or modular uplinks

●      Easy transition from 10G to 25G with dual-rate optics

●      Flexible downlink options with 1G Copper and Fiber as well as Multigigabit links

●      Leading PoE capabilities with up to 384 ports of PoE per stack, PoE+, and high density IEEE 802.3bt - 60W UPOE, and 90W Cisco UPOE^®+

●      Intelligent Power Management with Cisco StackPower technology, providing power stacking among members for power redundancy

●      Line-rate, hardware-based Flexible NetFlow (FNF), delivering flow collection of up to 64,000 flows

●      IPv6 support in hardware, providing wire-rate forwarding for IPv6 networks

●      Dual-stack support for IPv4/IPv6 and dynamic hardware forwarding table allocations, for ease of IPv4-to-IPv6 migration

●      Support for both static and dynamic NAT and Port Address Translation (PAT)

●      IEEE 802.1ba AV Bridging (AVB) built in to provide a better audio and video experience through improved time synchronization and QoS

●      Precision Time Protocol (PTP; IEEE 1588v2) provides accurate clock synchronization with sub-microsecond accuracy making it suitable for distribution and synchronization of time and frequency over network

●      Cisco IOS XE, a modern operating system for the enterprise with support for model-driven programmability including NETCONF, RESTCONF, YANG, on-box Python scripting, streaming telemetry, container-based application hosting, and patching for critical bug fixes. The OS also has built-in defenses to protect against runtime attacks

●      SD-Access: Cisco Catalyst 9300 Series switches form the foundational building block for SD-Access, Cisco’s lead enterprise architecture:Policy-based automation from edge to cloud
Simplified segmentation and micro-segmentation, with predictable performance and scalability Automation through Cisco DNA Ce nter Policy handled through the Cisco Identity Services Engine (ISE) Network assurance provided through the Cisco DNA Center

Faster launch of new business services and significantly improved issue resolution time

●      SD-Access Embedded Wireless: The Cisco Catalyst 9800 embedded Wireless Controller Software package can be installed on Cisco Catalyst 9300 Series switches to enable wireless controller functionality for distributed branches and small campuses. Once installed, the Catalyst 9800 embedded Wireless Controller running on a Catalyst 9300 Series switch can support up to 200 APs and 4000 Clients (C9300L supports 50 APs / 1000 Clients). A maximum two wireless controllers can be enabled per site on two different Catalyst 9300 Series switches which will increase to scale up to 400 APs and 8000 Wireless Clients (C9300L: 100 APs / 2000 Clients). The Catalyst 9800 embedded Wireless Controller Software package will enable wireless functionality only for SD-Access deployments with two supported topologies:The Catalyst 9800 embedded Wireless Controller Software package can be enabled on Catalyst 9300 Series switches functioning as Co-Located Border and Control Plane

●      Embedded Wireless on Catalyst 9k switches (SD-Access network not required) using WebUI: The Cisco Catalyst 9800 embedded Wireless Controller Software package can be installed on Cisco Catalyst 9300/L Series switches to enable wireless controller functionality. This solution is designed for Single secure site deployment. Configuration needed to enable wireless is enabled using simple WebUI. Once installed, the Catalyst 9800 embedded Wireless Controller running on a Catalyst 9300 Series switch can support up to 200 APs and 4000 Clients (C9300L supports 50 APs / 1000 Clients). A maximum of two wireless controllers can be enabled per site on two different Catalyst 9300 Series switches which will increase to scale up to 400 APs and 8000 Wireless Clients (C9300L: 100 APs / 2000 Clients). Up to 4 VRFs are supported.C9800 Wireless Software Package can be enabled on Catalyst 9300 Series switches functioning as Fabric in a Box

●      Plug and Play (PnP) enabled: A simple, secure, unified, and integrated offering to ease new branch or campus device rollouts or updates to an existing network

●      Advanced security Encrypted Traffic Analytics (ETA): You benefit from the power of machine learning to identify and take actions toward threats or anomalies in your network, including malware detection in encrypted traffic (without decryption) and distributed anomaly detection Support for AES-256 with the powerful MACsec 256-bit encryption algorithm available on all models Trustworthy solutions: Hardware anchored Secure Boot and Secure Unique Device Identification (SUDI) support for Plug and Play, to verify the identity of the hardware and software