Full English Description for Cisco C9300X-24P-A

1. Part Number Naming Breakdown

Model: C9300X-24P-A

C9300X: Catalyst 9300X high-performance stackable Layer 3 enterprise PoE switch platform, built on crypto-optimized UADP 2.0sec ASIC, supporting StackWise-1T 1 Terabit stacking, StackPower power pooling and one hot-swappable modular uplink network module slotCisco
24P: 24 × fixed 10/100/1000BASE-T Gigabit RJ45 PoE+ downlink ports, compliant with IEEE 802.3af (15.4W PoE) and IEEE 802.3at (30W PoE+) standards for wireless APs, IP phones and surveillance camerasCisco
A: Perpetual Network Advantage IOS XE on-prem license tier. Unlocks full premium enterprise feature suite including complete advanced routing, TrustSec zero-trust segmentation, 256-bit MACsec, Encrypted Traffic Analytics (ETA), full streaming telemetry and SD-Access fabric integration

2. Short Sales One-Liner (For BOM, Quotation & Datasheet Header)

Cisco Catalyst C9300X-24P-A, 1RU rack-mount stackable Layer3 Gigabit PoE+ aggregation switch, 24-port 10/100/1000BASE-T PoE+ RJ45 downlinks with one modular high-speed uplink expansion slot, pre-installed permanent Network Advantage IOS XE license, StackWise-1T 1Tbps stacking and StackPower power pooling supported, factory-shipped single 1100W AC PoE power supply, managed via local CLI and Cisco Catalyst Center for enterprise campus Wi-Fi AP termination, IP phone closets and branch office PoE wired deployments requiring unrestricted advanced Layer 3 features.

3. Complete Product Overview Paragraph

The Cisco Catalyst C9300X-24P-A is a fixed-form-factor high-density PoE+ stackable Layer 3 enterprise switch within the Catalyst 9300X series, designed for Gigabit access deployments requiring inline power for Wi-Fi 6/7 access points, IP telephones and IP surveillance cameras in campus distribution closets and medium branch offices. Equipped with 24 standard auto-sensing Gigabit RJ45 PoE+ downlink ports, the chassis integrates one dedicated hot-swappable C9300X-NM modular uplink slot to flexibly deploy 10G/25G/40G/100G high-speed optical uplink modules for scalable bandwidth expansion. Powered by UADP 2.0sec crypto ASIC with line-rate hardware IPsec acceleration, this model runs native full IOS XE 17.x software with permanent Network Advantage license, enabling the complete suite of enterprise routing, security, automation and telemetry functions locked on Network Essentials (-E) hardware. It leverages StackWise-1T hardware stacking to interconnect up to 8 identical C9300X units into a single unified logical switching domain with 1 Tbps aggregate stacking bandwidth, delivering sub-50ms fast stack convergence for carrier-grade network resiliency. Built-in StackPower technology pools power supplies across the entire stack for PoE redundancy and load balancingCisco. Dual hot-swappable AC power supply slots and field-replaceable variable-speed fan trays eliminate single points of hardware failure. The switch is fully managed on-premises through console CLI, SNMPv3 or full Cisco Catalyst Center (DNA Center) SD-Access integration, with native zero-touch provisioning, full streaming telemetry and end-to-end zero-trust segmentation built for large hybrid copper-fiber enterprise campus infrastructures with heavy PoE device loads.

4. Detailed Hardware Interface Specifications

Downlink Copper Ports (24 × Gigabit PoE+ RJ45)

24 universal 10/100/1000BASE-T RJ45 ports, auto-negotiate 10M/100M/1G copper speeds
Full PoE+ support: IEEE 802.3af (15.4W per port) and IEEE 802.3at (30W per port) powered devices
Native StackPower capability to share PoE power across stacked switch members

Modular Uplink Expansion Slot

1 dedicated hot-swappable C9300X-NM network module slot, compatible with optional high-speed uplink modules:
- C9300X-NM-8Y: 8 × SFP28 (10G / 25G)
- C9300X-NM-4C: 4 × QSFP+ (40G)
- C9300X-NM-2C: 2 × QSFP28 (100G)

Stacking Interfaces

Dual rear dedicated StackWise-1T stacking ports, total 1 Tbps aggregate stacking bandwidth per stack group; supports ring topology with sub-50ms stack failover convergence

Management & Auxiliary Ports

USB Type-A storage port for offline firmware upgrades and configuration backup
Mini-USB Type-B console port for local out-of-band CLI access
Independent 1G RJ45 out-of-band management port
LED status indicators for port activity, PoE delivery, power, fan, stack status and system fault alarms

Power & Physical Form Factor

Form Factor: 1RU standard 19-inch rack-mount chassis, dimensions 4.4 × 44.5 × 48.8 cm
Dual hot-swappable redundant AC power supply slots; factory pre-shipped with single 1100W AC PoE PSU
Native PoE budget: Up to 730W PoE+ power capacity with single 1100W power supply; StackPower extends total pooled PoE capacity across stack members
Thermal system: 3 field-replaceable redundant variable-speed fan trays with front-to-back airflow
Environmental compliance: Operating temperature range -5°C ~ 45°C, ENERGY STAR certified, fully compliant with IEEE 802.3 Ethernet and PoE standards

5. Core Hardware Performance Benchmarks

Standalone Switching Capacity: 1000 Gbps (1 Tbps)
Standalone Forwarding Rate: 744.04 Mpps
MAC Address Table Size: 32,000 MAC forwarding entries
VLAN Support: Up to 4,094 IEEE 802.1Q tagged VLANs, unlimited SVIs with Network Advantage license
QoS Hardware Queues: 8 priority hardware queues per physical port, full DSCP & 802.1p marking and hierarchical traffic scheduling
Jumbo Frame Support: Up to 9198-byte jumbo frame transmission
Hardware ACL Capacity: 5,120 ingress/egress access control list entries
IPFIX Flow Telemetry: Full unsampled streaming flow export supported natively under Network Advantage license

6. Layer 2 Standard Feature Suite (Supported under Network Advantage -A)

IEEE 802.1Q VLAN trunking, IEEE 802.3ad LACP EtherChannel (max 8 ports per bundle), complete spanning tree toolkit including PVST+, RPVST+, MSTP with BPDU guard, root guard and loop guard; LLDP/LLDP-MED unified endpoint discovery, port security with sticky MAC address learning, broadcast/multicast storm suppression, IGMP Snooping v1/v2/v3, SPAN/RSPAN/ERSPAN local and remote traffic mirroring, private VLANs, voice VLAN auto-detection and traffic prioritization, hardware 128-bit & 256-bit AES MACsec link encryption.

7. Layer 3, Security & Automation Features (Full Network Advantage -A Capabilities)

Full Unrestricted Layer 3 Dynamic Routing

Static IPv4/IPv6 dual-stack routing, RIP v1/v2, OSPFv2/v3 (unlimited route entries), full EIGRP, BGP, IS-IS, MPLS, VXLAN, policy-based routing (PBR), VRRPv2/v3 gateway redundancy, full PIM sparse-dense mode multicast routing, SD-Access fabric VRF support.

Advanced Zero-Trust Enterprise Security

IEEE 802.1X multi-domain multi-factor port authentication, MAB MAC bypass authentication, DHCP Snooping, Dynamic ARP Inspection (DAI), IP Source Guard, CoPP control-plane policing, hardware TrustSec SGT Adaptive Policy micro-segmentation, hardware 256-bit MACsec link encryption, line-rate 100G IPsec tunnels, Encrypted Traffic Analytics (ETA), advanced ACL logging and threat filtering.

Complete Automation & Full Streaming Telemetry

Zero-touch provisioning (ZTP), full NETCONF/YANG/RESTCONF programmability, Python EEM scripting, full unsampled IPFIX streaming telemetry, full Cisco Catalyst Center SD-Access fabric integration, scheduled automatic firmware upgrades, granular RBAC multi-admin access control, centralized syslog and SNMPv3 monitoring, on-box container application hosting with extended USB SSD storage support.

8. IOS XE License Tier Differentiation for C9300X On-Prem Switches

Network Essentials (-E, Base Tier)

Full Layer 2 switching suite, limited OSPF route scale (max 1,000 entries), baseline port security, only sampled flow telemetry and basic ZTP automation. Advanced routing, TrustSec segmentation, ETA, ERSPAN and 256-bit MACsec are permanently disabled.
Network Advantage (-A, Full Premium Tier, This Model)

Unlimited dynamic routing table capacity, TrustSec Adaptive Policy zero-trust traffic segmentation with SGT tagging, full unsampled IPFIX flow telemetry, Encrypted Traffic Analytics (ETA), complete SD-Access wired fabric orchestration and native 256-bit AES MACsec link encryption support.

Key difference versus Meraki cloud-managed C9300X-M variants: C9300X-A/-E run native on-prem IOS XE with permanent perpetual licenses, while C9300X-M Meraki switches require renewable term-based cloud subscriptions and exclusive Meraki Dashboard cloud management. All switches within the same stack must deploy matching license tiers to guarantee full stacking interoperability and consistent end-to-end security policy enforcement.

9. Datasheet Short Summary Paragraph

The Cisco Catalyst C9300X-24P-A is a 1RU stackable Layer 3 PoE+ enterprise switch equipped with 24 standard Gigabit 10/100/1000BASE-T PoE+ downlink ports and one modular high-speed uplink expansion slot, preloaded with permanent Network Advantage IOS XE license. Equipped with StackWise-1T 1Tbps high-bandwidth stacking, StackPower PoE power pooling and redundant AC power/fan resiliency, it delivers complete Layer 2 switching, unlimited full-suite Layer 3 dynamic routing, advanced zero-trust TrustSec segmentation, full streaming telemetry and end-to-end SD-Access fabric integration. This model targets large enterprise campus Wi-Fi AP termination, PoE IP phone closets and medium branch office wired networks that rely on local CLI or full Cisco Catalyst Center on-prem management and require unrestricted premium enterprise routing, security and analytics feature sets alongside robust inline PoE power delivery.


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