Full English Product Description for Cisco C9200L-48PXG-2Y-A

1. Product Overview

2. Detailed Port Configuration

• Downlink Copper Ports (Total 48×RJ45 PoE+):
  8×Multi-Gigabit (mGig) ports supporting auto-negotiation at 100M/1G/2.5G/5G/10Gbps; another 40×10/100/1000BASE-T Gigabit Ethernet ports; all 48 ports support IEEE 802.3at PoE+ standard (30W per single port).
• Fixed Uplink Interfaces: 2×fixed SFP28 slots for 25Gbps fiber uplink transmission, supporting 1G/10G/25G optical transceivers to connect aggregation/core switches.

3. Core Hardware Specifications

1. Performance Index:
   Switching Capacity: 340 Gbps; Forwarding Rate: 252.97 Mpps;
   DRAM: 2GB; Built-in Flash Storage:4GB for IOS XE image, configuration and log storage.
2. PoE Power Parameter: Default equipped with internal PWR-C5-1KWAC AC power supply, total PoE+ budget up to 740W, capable of powering high-power Wi-Fi APs, IP cameras, industrial VoIP phones and IoT terminals in bulk.
3. Cooling & Redundancy: Built-in fixed redundant fan module, supports optional external redundant power supply (RPS) for power redundancy to improve equipment reliability for mission-critical network deployment.
4. Stacking Feature: Supports Cisco StackWise-80 stacking technology with total stacking bandwidth of 80Gbps, maximum 8 identical switches stacked into one logical device for unified management and simplified network topology.
5. Physical Dimension: 1.73in(H) ×17.5in(W) ×13.8in(D) (4.4×44.5×35.1cm), standard 19-inch 1U rack mount design, net weight approx 3.53KG.

4. Software & License Feature (Network Advantage)

• Routing Protocol: Complete Layer3 routing suite including static route, OSPFv2/v3, EIGRPv4/v6, RIPng, BGP basic function, IPv4/IPv6 dual-stack forwarding;
• Enterprise Security: IEEE 802.1X port authentication, MACsec link encryption, ACL access control list, DAI, ARP inspection, DHCP Snooping, TrustSec security group segmentation;
• Automation & Programmability: Support NETCONF, RESTCONF, SNMPv3, Python API, Cisco DNA Center zero-touch provisioning (ZTP), intelligent network automation for large-scale deployment;
• Advanced Access Feature: Jumbo Frame up to 9198 bytes, QoS hierarchical scheduling, VLAN (up to 4094), ERSPAN remote port mirroring, FlexLink redundancy protocolCisco.

5. Application Scenarios & Key Benefits

1. Typical Deployment: Enterprise building access floor, large-scale office wired access, education campus classroom, hotel guest network, retail chain branch store with dense PoE device layout;
2. Core Advantages:
   ✅ mGig multi-rate copper ports match high-speed Wi-Fi6 AP access without extra media converter;
   ✅ 25G fixed uplink reserves bandwidth expansion space for future 10G/25G aggregation upgrade;
   ✅ Intent-based networking reduces daily OPEX via automation and centralized management;
   ✅ Full PoE+ design eliminates separate power adapter for end devices, cuts construction and maintenance cost;
   ✅ Redundant fan + optional redundant power improves uptime for 7×24h uninterrupted business network.

6. Compliance & Warranty