Full English Description for Cisco C9300L-24UX-4G-A

1. Official Part Number Naming Breakdown

Model: C9300L-24UX-4G-A

• C9300L: Catalyst 9300 Lite fixed-uplink stackable Layer 3 enterprise access switch series
• 24UX: 24 UPOE-capable copper ports (8 × mGig 1/2.5/5/10GBASE-T + 16 × 10/100/1000BASE-T), full Cisco Universal PoE support per port
• 4G: 4 built-in fixed 1G SFP uplink slots (supports 1G fiber transceivers only)
• A: Pre-loaded Network Advantage IOS XE software license tier, full advanced routing, security, SD-Access and automation feature set

2. Official Short Sales Summary (For BOM & Quotation)

Cisco Catalyst C9300L-24UX-4G-A, 1RU stackable Layer 3 campus access switch, 24-port UPOE copper (8 MultiGigabit 1/2.5/5/10G + 16 Gigabit), 4 fixed 1G SFP uplink interfaces, Network Advantage software license, StackWise-320 stacking, high-power UPOE for Wi-Fi 6/6E APs, IP cameras and IoT endpoints, 1100W AC hot-swappable power supply base configuration, FCC North American regulatory certification.

3. Complete Product Overview Paragraph

The Cisco Catalyst C9300L-24UX-4G-A is a cost-optimized fixed-uplink stackable Layer 3 access switch built on Cisco UADP 2.0 ASIC architecture, designed for enterprise campus, education, mid-market branch and high-density wireless deployments. Equipped with a mixed mGig/Gigabit 24-port UPOE copper array and four integrated 1G SFP fiber uplinks, this platform delivers wire-speed Layer 2 switching and full-featured Layer 3 routing enabled by the included Network Advantage license. It supports StackWise-320 stacking to unify up to 8 switches into a single logical switching unit, delivers abundant UPOE power budget to power modern multi-gigabit Wi-Fi access points, IP surveillance cameras and high-power IoT devices, and natively integrates with Cisco DNA Center for zero-touch provisioning, network automation, telemetry and SD-Access fabric segmentation.

4. Detailed Hardware Interface Specifications

Access Copper Ports

• Total 24 × RJ45 UPOE ports:
  • 8 × mGig 100M/1G/2.5G/5G/10GBASE-T (Cisco UPOE up to 60W per port)
  • 16 × 10/100/1000BASE-T Gigabit Ethernet (802.3af PoE, 802.3at PoE+, UPOE)
• All ports support auto-sensing speed, auto-MDI/MDI-X, EnergyWise power management

Fixed Uplink Interfaces

• 4 built-in SFP slots, exclusively for 1G SFP optical transceivers (10G SFP+ not supported)
• Compatible with single-mode, multi-mode and copper 1G SFP modules for aggregation uplinks

Management & Auxiliary Ports

• USB Type-A storage port for offline config/image upload
• USB Type-C console port + Mini-USB B console port for local CLI access
• UID beacon LED button for physical device identification
• StackWise-320 rear stacking connectors (stack cable kit sold separately)

Power & Physical Form

• 1RU rack-mountable 19-inch standard chassis
• Hot-swappable dual redundant AC power supply bays; factory default with 1100W AC PSU
• Single 1100W PSU provides total 880W UPOE power budget; dual PSUs expand PoE capacity
• Field-replaceable redundant fan trays for thermal resilience

5. Core Performance Metrics

• Standalone Switching Capacity: 272 Gbps
• Standalone Forwarding Rate: 202.38 Mpps
• Stacked StackWise-320 Bandwidth: Up to 592 Gbps across stack of 8 units
• MAC Address Table: 32,000 MAC forwarding entries
• Shared Packet Buffer: 32MB
• VLAN Support: Up to 4,094 802.1Q tagged VLANs, 1,000 active STP VLANs
• QoS Hardware Queues: 8 priority queues per port, full DSCP/802.1p CoS mapping
• Routing Table Scale: 32,000 IPv4 unicast routes, 16,000 IPv6 routes, 8,000 multicast routes

6. Layer 2 Feature Set

IEEE 802.1Q trunking, LACP 802.3ad EtherChannel (max 8 ports per bundle), PVST+/RPVST+/MSTP spanning tree suite with BPDU guard, root guard, loop guard and UDLD, LLDP/CDP device discovery, port security, broadcast/multicast storm suppression, IGMP snooping v1/v2/v3, SPAN/RSPAN port mirroring, sticky MAC learning, private VLANs, voice VLAN prioritization.

7. Network Advantage (-A License) Exclusive Layer 3 & Advanced Features

Full enterprise dynamic routing stack: OSPFv2/v3, EIGRP, BGP, PIM-ASM/SSM multicast, VRRP, HSRP, GLBP; inter-VLAN wire-speed routing, IPv4/IPv6 dual-stack, VRF-lite, MPLS edge support, policy-based routing (PBR).

Enterprise automation & fabric: Cisco DNA Center integration, ZTP zero-touch provisioning, NETCONF/RESTCONF/YANG/gRPC programmability, Flexible NetFlow v9, SD-Access Adaptive Policy security group segmentation, encrypted traffic analysis (ETA).

Advanced security: IEEE 802.1X multi-domain authentication, MAB MAC bypass, DHCP snooping, Dynamic ARP Inspection (DAI), IP Source Guard, control-plane policing, TrustSec SGT tagging, centralized threat logging, RBAC admin access control.

8. Differentiator: -A License vs -E Essentials

Suffix -A (Network Advantage) unlocks full advanced routing protocols (BGP, MPLS, VRF), SD-Access fabric integration, ETA encrypted traffic analytics, TrustSec segmentation and complete DNA automation tooling. The lower-tier -E (Network Essentials) only provides basic static/OSPF routing without enterprise fabric and advanced security capabilities.

9. Standard Datasheet One-Liner Description

Cisco Catalyst C9300L-24UX-4G-A Stackable Layer3 Access Switch, 24-port UPOE (8x mGig 10G/16x Gigabit), 4x Fixed 1G SFP Uplinks, Network Advantage IOS XE License, StackWise-320, 1100W AC Power Supply, Enterprise Campus Multi-Gigabit Wireless Edge Switch.