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

1. Part Number Naming Breakdown

Model: C9300L-24UX-4G-E

• C9300L: Catalyst 9300 Lite cost-effective stackable fixed-uplink Layer 3 enterprise access switch platform, built on UADP 2.0 ASIC
• 24UX: 24 UPOE RJ45 copper ports, consisting of 8 MultiGigabit 1/2.5/5/10GBASE-T + 16 standard 10/100/1000BASE-T; every port supports Cisco UPOE up to 60W per port
• 4G: 4 integrated fixed 1G SFP uplink slots, only compatible with 1G SFP fiber transceivers (10G SFP+ modules unsupported)
• E: Pre-installed Network Essentials perpetual IOS XE license tier, entry-level feature set for basic campus & branch wired access deployments

2. Short Sales One-Liner (BOM / Quotation Standard)

Cisco Catalyst C9300L-24UX-4G-E, 1RU stackable Layer3 access switch, 24-port UPOE copper (8×mGig 10G + 16×Gigabit), 4 fixed 1G SFP uplink interfaces, Network Essentials IOS XE license, StackWise-320 stacking, 1100W hot-swappable AC power supply, cost-optimized multi-gigabit PoE edge switch for SMB, campus floor and branch office deployments.

3. Full Product Overview Paragraph

The Cisco Catalyst C9300L-24UX-4G-E is a budget-friendly fixed-uplink stackable Layer 3 access switch from the Catalyst 9300 Lite portfolio, engineered for small-to-mid enterprise campuses, education sites and remote branch offices requiring multi-gigabit wired connectivity and high-power UPOE for Wi-Fi 6/6E access points, IP surveillance cameras and IoT devices. Equipped with a mixed mGig/Gigabit 24-port UPOE copper bank and four built-in 1G SFP uplink ports, this switch delivers wire-speed Layer 2 switching and fundamental Layer 3 routing functions unlocked by the included Network Essentials license. It supports StackWise-320 stacking technology to aggregate up to 8 identical switches into a single logical switching domain, delivers sufficient UPOE power budget via redundant AC power supply bays, and provides baseline programmability, visibility and security for standard wired edge deployments without advanced enterprise routing or SD-Access fabric capabilities.

4. Complete Hardware Interface Specifications

Access Copper Ports (24×RJ45 UPOE)

• 8 × MultiGigabit ports: auto-sensing 100M / 1G / 2.5G / 5G / 10GBASE-T, UPOE up to 60W per port
• 16 × Gigabit ports: 10/100/1000BASE-T, supports 802.3af PoE, 802.3at PoE+ and Cisco UPOE
• All ports feature auto-MDI/MDI-X, EnergyWise intelligent power management, cable diagnostics

Fixed Uplink Interfaces

• 4 onboard SFP slots dedicated to 1G SFP transceivers (SX, LX, ZX, copper SFP-T)
• No support for 10G SFP+ or high-speed uplink modules

Management & Auxiliary Ports

• USB Type-A storage port for offline config backup, IOS image upload and log export
• Dual console ports: USB Type-C + Mini-USB B for local CLI administration
• UID beacon LED button for rapid physical device identification
• Rear StackWise-320 stacking connectors (stack cables sold separately)

Power & Physical Form Factor

• 1RU standard 19-inch rack-mount chassis, dimensions 445 × 409 × 44 mm
• Dual hot-swappable AC power supply slots; factory pre-shipped with single 1100W AC PSU
• Single 1100W PSU delivers 880W total UPOE power budget; dual PSUs expand PoE capacity
• Field-replaceable redundant fan trays for thermal fault tolerance

5. Core Performance Benchmarks

• Standalone Switching Capacity: 272 Gbps
• Standalone Forwarding Rate: 202.38 Mpps
• StackWise-320 maximum stacked bandwidth: 592 Gbps (up to 8 stack members)
• MAC Address Table: 32,000 MAC forwarding entries
• Shared packet buffer memory: 32MB
• VLAN scale: Up to 4,094 802.1Q tagged VLANs, maximum 1,000 active STP VLANs
• QoS hardware queues: 8 priority queues per port, full DSCP & 802.1p CoS mapping
• Routing table limits (Network Essentials): Max 1,000 OSPF IPv4 unicast routes, 32,000 total IPv4 routes, 16,000 IPv6 routes, 8,000 multicast routes

6. Layer 2 Standard Feature Set

IEEE 802.1Q VLAN trunking, 802.3ad LACP EtherChannel (max 8 ports per bundle), full spanning tree suite PVST+ / RPVST+ / MSTP 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 address learning, private VLANs, voice VLAN prioritization, 128-bit AES MACsec port encryption.

7. Network Essentials (-E License) Layer 3 & Base Feature List

Supported Routing Protocols

Static IPv4/IPv6 routing, RIP, OSPFv2/v3 (limited to 1,000 routes), EIGRP Stub, PIM Sparse-Dense Mode stub multicast, VRRP redundant gateway protocol, inter-VLAN wire-speed routing, dual-stack IPv4/IPv6 forwarding.

Baseline Security Functions

IEEE 802.1X multi-domain port authentication, MAB MAC bypass authentication, DHCP snooping, Dynamic ARP Inspection (DAI), IP Source Guard, control-plane policing (CoPP), local RBAC admin access control, encrypted SSH/HTTPS management transport.

Basic Automation & Monitoring

SNMP v1/v2c/v3, IP SLA responder, Flexible NetFlow, NETCONF/YANG/RESTCONF basic programmability, local logging, zero-touch provisioning (ZTP), partial Cisco DNA Center visibility without SD-Access fabric support.

8. Critical License Differentiator: Network Essentials (-E) vs Network Advantage (-A)

The suffix -E (Network Essentials) is the entry perpetual license tier with key limitations compared to -A Network Advantage:

1. Routing restrictions: No full EIGRP, BGP, IS-IS, MPLS, VRF-lite or policy-based routing (PBR)
2. Fabric exclusion: Cannot participate in Cisco SD-Access, missing TrustSec SGT segmentation & Adaptive Policy
3. Advanced analytics disabled: No Encrypted Traffic Analysis (ETA), limited DNA automation workflows
4. Deployment fit: Designed for basic static campus access, branch edge and SMB environments without complex routing or software-defined fabric requirements. All switches within one stack must operate at identical license levels.

9. Official Datasheet Short Summary Paragraph

The Cisco Catalyst C9300L-24UX-4G-E is a fixed-uplink stackable Layer 3 access switch built for cost-sensitive multi-gigabit PoE edge deployments. It combines 8 MultiGigabit + 16 Gigabit UPOE ports with four fixed 1G SFP uplinks, StackWise-320 stacking, redundant power options, and the Network Essentials IOS XE license delivering fundamental Layer 2/3 switching, baseline security and basic programmability, ideal for standard wired campus and branch access layers without advanced enterprise routing or SD-Access functionality.