Full English Description for Cisco C9300L-48UXG-4X-M (Short Name: C9300L-48UX-4X-M)
1. Part Number Naming Breakdown
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C9300L: Catalyst 9300 Lite stackable fixed-uplink Layer 3 enterprise access switch built on UADP ASIC, Meraki cloud-managed (-M) dedicated hardware platform
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48UXG (48UX): Hybrid 48-port full Cisco UPOE copper ports: 12 Multi-Gigabit mGig RJ45 ports (100M/1G/2.5G/5G/10Gbps, IEEE 802.3bz compliant) + 36 standard 10/100/1000BASE-T Gigabit RJ45 ports. All ports support Cisco UPOE up to 60W per port (IEEE 802.3bt Type 3), backward compatible with IEEE 802.3af (15.4W PoE) and IEEE 802.3at (30W PoE+)
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4X: 4 integrated fixed dual-rate SFP+ uplink slots, auto-negotiate 1G SFP and 10G SFP+ transceivers for high-speed fiber aggregation
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M: Meraki cloud-native orchestrated switch, fully managed via Meraki Dashboard with renewable term-based Meraki Catalyst subscription licenses (Enterprise / Advanced), replacing traditional perpetual Network Essentials / Network Advantage IOS XE on-prem licenses
2. Short Sales One-Liner (For BOM, Quotation & Datasheet Header)
Cisco Catalyst C9300L-48UXG-4X-M, 1RU stackable Meraki cloud-managed Layer3 mixed mGig+Gigabit UPOE access switch, 12×Multi-Gigabit + 36×Gigabit full UPOE RJ45 downlinks with 675W native UPOE power budget, 4 fixed dual-rate 1G/10G SFP+ uplink interfaces, StackWise-320 stacking support, factory pre-installed 1100W AC power supply, unified Meraki single-pane cloud management for multi-site wired-wireless campus, retail and branch deployments with Wi-Fi 6/6E/7 APs, PTZ IP cameras, digital signage and mixed desktop/IoT endpoints requiring 10G high-bandwidth uplink aggregation.
3. Complete Product Overview Paragraph
The Cisco Catalyst C9300L-48UXG-4X-M is a hybrid multi-gigabit fixed-uplink stackable Layer 3 edge switch within the Catalyst 9300L-M Meraki cloud-managed portfolio, engineered for enterprise campuses, retail chains, K-12 education and distributed multi-branch networks deploying mixed-speed high-power PoE endpoints. High-bandwidth Wi‑Fi 6/6E/7 wireless access points, PTZ surveillance cameras and high-resolution digital signage leverage the 12 multi-gigabit mGig ports supporting up to 10Gbps throughput, while standard VoIP phones, office PCs and low-power IoT sensors connect to the 36 1G copper ports; all 48 ports deliver full Cisco UPOE power up to 60W per port to eliminate separate power injectors. Equipped with four built-in dual-speed SFP+ uplink ports supporting native 10G aggregation bandwidth, this chassis retains identical hardware switching performance as on-premises -E/-A IOS XE models yet centralizes all configuration, real-time monitoring, batch firmware upgrades and security policy operations through the Meraki cloud dashboard. It supports StackWise‑320 stacking technology to group up to 8 identical C9300L-M switches into a single logical stack, features dual hot‑swappable 1100W AC power supply bays delivering a native 675W UPOE power budget, and natively unifies policy orchestration, cross-device telemetry and alerting across Meraki wired switches, MR wireless APs and MX security gateways in one centralized console. Meraki zero-touch provisioning (ZTP), remote cable diagnostics, cross-site topology visualization and Adaptive Policy zero-trust segmentation are core native capabilities exclusive to all -M platform switches.
4. Detailed Hardware Interface Specifications
Downlink Copper Ports (48×Mixed mGig + Gigabit Full UPOE)
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12 × Multi-Gigabit mGig RJ45 ports: auto-negotiate 100Mbps / 1Gbps / 2.5Gbps / 5Gbps / 10Gbps, IEEE 802.3bz certified, full Cisco UPOE compliant, max 60W power per port
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36 × 10/100/1000BASE-T Gigabit RJ45 ports, full Cisco UPOE compliant, max 60W power per port
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All ports backward interoperable with IEEE 802.3af (15.4W PoE) and IEEE 802.3at (30W PoE+) powered devices
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Auto speed negotiation, auto‑MDI/MDI‑X, integrated cable diagnostics, EnergyWise intelligent PoE power management to reduce idle power consumption for high-power endpoints
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Hardware support for 128-bit AES MACsec link encryption
Fixed Uplink Interfaces
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4 onboard dual-rate SFP+ slots compatible with 1G SFP and 10G SFP+ transceivers (SX, LX, ZX, LR, copper SFP‑T and SFP+‑T DAC modules supported)
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Uplink ports are factory fixed; no modular uplink card expansion slots available
Management & Auxiliary Ports
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USB Type‑A storage port for offline firmware upload, configuration backup and system log export
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Dual console access: USB Type‑C console port + Mini‑USB B console port for local emergency CLI access
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UID beacon LED push-button for rapid physical device identification in dense rack deployments
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Rear dedicated StackWise‑320 stacking connectors; stacking cable kits sold separately as optional accessories
Power & Physical Form Factor
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Form Factor: 1RU standard 19-inch rack-mount chassis, dimensions 4.4 × 44.5 × 48.8 cm, weight 7.65 kg
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Dual hot‑swappable redundant AC power supply slots; factory shipped with single 1100W AC PSU (PWR‑C1‑1100WAC‑P-M)
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UPOE power budget: Single 1100W PSU provides total 675W UPOE capacity; dual redundant PSUs drastically expand total PoE output for full high-power endpoint deployments
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Thermal design: 3 field-replaceable redundant variable-speed fan trays with overheat fault alerting visible within Meraki cloud dashboard
5. Core Hardware Performance Benchmarks
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Standalone Switching Capacity: 392 Gbps
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Standalone Forwarding Rate: 291.66 Mpps
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StackWise‑320 maximum stacked backplane bandwidth: 592 Gbps (stack of up to 8 C9300L-M units)
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MAC Address Table Size: 32,000 MAC forwarding entries
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Shared Packet Buffer Memory: 16MB
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Onboard Memory: 8GB DRAM, 16GB Flash storage
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VLAN Support: Up to 4,094 802.1Q tagged VLANs; maximum 1,000 active STP VLANs & SVIs
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QoS Hardware Queues: 8 priority hardware queues per port, full DSCP & 802.1p CoS mapping
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Jumbo Frame Support: Up to 9198-byte jumbo frames
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ACL Capacity: 5,120 ingress/egress ACL entries
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IPFIX Flow Telemetry: Supports up to 64,000 active flow records
6. Layer 2 Standard Feature Suite (Meraki Cloud Configured)
IEEE 802.1Q VLAN trunking, IEEE 802.3ad LACP EtherChannel (max 8 ports per bundle), complete spanning tree suite PVST+/RPVST+/MSTP with BPDU guard, root guard, loop guard and UDLD; LLDP/CDP unified device inventory auto-synced to Meraki dashboard, port security with sticky MAC allowlists, broadcast/multicast storm suppression, IGMP Snooping v1/v2/v3, SPAN/RSPAN remote packet capture triggered via cloud portal, private VLANs, voice VLAN auto-detection and traffic prioritization, hardware 128-bit MACsec link encryption.
7. Meraki Cloud Native Layer 3, Security & Orchestration Features
Routing Capabilities (Controlled by Meraki Subscription Tier)
Static IPv4/IPv6 routing, RIP, OSPFv2/v3, VRRP gateway redundancy, inter-VLAN wire-speed routing, PIM sparse-mode multicast stub routing. Enterprise license enforces a 1,000 OSPF learned route limit; Advanced license unlocks unlimited dynamic route scale.
Cloud-Managed Enterprise Security
IEEE 802.1X multi-domain/multi-host authentication, MAB MAC bypass authentication, DHCP snooping, Dynamic ARP Inspection (DAI), IP Source Guard, CoPP control-plane policing, hardware Secure Boot & Trust Anchor Module, granular RBAC multi-admin dashboard permissions, TLS/SSH encrypted cloud-device communication, end-to-end Adaptive Policy group-based traffic segmentation (requires Advanced Meraki license).
Meraki Exclusive Cloud Automation & Visibility
Zero-touch provisioning (ZTP) out-of-box auto-registration to Meraki organization, global bulk firmware scheduling & staged upgrades, live remote cable testing without on-site IT staff, real-time cross-site topology mapping, unified wired/wireless policy synchronization with Meraki MR access points and MX security gateways, cloud-hosted centralized event logging, full IPFIX traffic analytics, cross-device alerting via email/SMS notifications, on-demand remote packet capture for fault troubleshooting.
8. Meraki-M Subscription License Tier Differentiation
All C9300L-M switches require renewable term-based Meraki Catalyst subscription licenses (1/3/5/7/10-year terms), split into two functional tiers:
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Enterprise License (Base Tier)
Complete Layer 2 switching, limited OSPF route scale, standard edge security, cloud monitoring and ZTP automation; Adaptive Policy segmentation and Encrypted Traffic Analytics (ETA) are disabled.
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Advanced License (Full Feature Tier)
Unlimited dynamic routing table capacity, Adaptive Policy zero-trust security segmentation, Encrypted Traffic Analytics (ETA), full IPFIX flow telemetry, complete cross-domain wired-wireless fabric policy orchestration.
Key distinction vs -E/-A IOS XE models: -M relies on time-based cloud subscription licensing, while -E/-A carry permanent on-prem perpetual IOS XE licenses without mandatory cloud dependency. All stack members must deploy matching Meraki license tiers to guarantee full stacking interoperability.
9. Datasheet Short Summary Paragraph
The Cisco Catalyst C9300L-48UXG-4X-M is a Meraki cloud-native stackable Layer 3 hybrid multi-gigabit UPOE access switch equipped with 12×10G-capable mGig + 36×Gigabit full UPOE downlinks and dual-rate SFP+ 1G/10G fixed uplink ports. Powered by Meraki Dashboard single-pane centralized orchestration and supported by StackWise‑320 high-speed stacking plus redundant 1100W AC power supplies with a dedicated 675W native UPOE power budget, it delivers full Layer 2 switching, scalable Layer 3 routing, cloud automation and unified wired-wireless cross-site management. This model targets distributed multi-branch enterprises, retail chains and education networks prioritizing zero-touch remote administration over traditional on-prem CLI or Cisco DNA Center deployment workflows, for environments requiring mixed-speed high-power PoE endpoints and 10G high-bandwidth aggregation uplinks.
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