Cisco Catalyst WS-C2950T-24 Full English Product Description
1. Short Sales Title (For Quotation & E-commerce Listing)
Cisco WS-C2950T-24 1RU Rack-Mount Layer 2 Fast Ethernet Access Switch, 24×10/100BASE-TX RJ45 Access Ports + 2×Fixed 10/100/1000BASE-T Gigabit Copper Uplinks, Standard IOS Standard Image (SI), Fixed All-Copper Chassis, Cisco Switch Clustering Supported, Wire-Speed QoS, VLAN & Port Security, Ideal for SME Office, Classroom, Branch Wiring Closet & Legacy Enterprise Desktop LAN Gigabit Uplink Deployments
2. Official Product Overview
The Cisco Catalyst WS-C2950T-24 is a fixed-port Layer 2 managed Fast Ethernet access switch from the legacy Catalyst 2950 intelligent edge switching family. It differs from the base WS-C2950-24 by adding two built-in dedicated Gigabit copper uplink ports for high-bandwidth trunking to core switches or routers, eliminating the need for separate fiber GBIC modules. It ships preloaded with Standard Image (SI) Cisco IOS firmware, delivering full baseline Layer 2 switching, QoS, security and multi-switch clustering capabilities, without advanced enterprise features exclusive to Enhanced Image (EI) models.
Model Suffix Breakdown
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2950: Catalyst 2950 intelligent edge switch series
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24: Twenty-four fixed 10/100 auto-negotiate RJ45 copper downlink access ports
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T: Twin 10/100/1000BASE-T Gigabit copper uplink ports integrated on front panel
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No extra suffix: Factory loaded Standard IOS (SI) feature set, non-upgradable to Enhanced Image
This compact 1U metal rack-mount chassis integrates an internal autoranging AC power supply and built-in cooling fan for stable wiring closet operation. It supports Cisco Switch Clustering technology to aggregate multiple Catalyst 2950 switches under a single unified management IP, simplifying mass configuration and centralized monitoring for multi-unit dense deployments. All RJ45 ports implement IEEE auto-negotiation for 10/100/1000 speed, half/full duplex and auto MDI-X to eliminate crossover cable requirements.
Equipped with 16 MB DRAM, 8 MB flash storage and shared packet buffer memory, the WS-C2950T-24 provides 8.8 Gbps non-blocking switching capacity and 6.6 Mpps wire-speed forwarding rate for 64-byte frames, delivering lossless simultaneous transmission of voice, video and data traffic across all 24 access ports plus two Gigabit uplinks. It adopts store-and-forward switching architecture to filter corrupted frames and prevent broadcast domain flooding.
3. Port & Hardware Specifications
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24 × 10/100BASE-TX RJ45 auto-sensing copper access ports, auto MDI-X, IEEE 802.3x full-duplex flow control
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2 × fixed 10/100/1000BASE-T RJ45 Gigabit uplink ports, IEEE 802.3ab Gigabit copper standard
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1 × RJ45 RS232 serial console port for out-of-band CLI configuration
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No modular expansion slots, all ports fixed copper design
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Stacking capability: Cisco Switch Clustering via Fast Ethernet or Gigabit inter-switch trunk links
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Power supply: Internal fixed autoranging AC input (100–240 VAC 50/60 Hz), max power consumption 30W
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Rear RPS connector: Supports optional Cisco external redundant power supply for power failure protection
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Front panel LED indicators: Per-port link/activity, speed, duplex; system status, RPS power status
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Mounting options: 19-inch 1RU rack-mount brackets included; rubber feet for standalone desktop placement
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Thermal design: Active fan cooling for standard wiring closet ambient environments
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Environmental operating range: 0°C to 45°C (32°F–113°F); storage -25°C to 70°C; relative humidity 10–85% non-condensing
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Safety & EMI certifications: CE, FCC Class A, UL listed, VCCI Class A
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Physical dimensions: 445 mm (W) × 44.5 mm (H, 1RU) × 242 mm (D)
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Unit weight: 3.0 kg (6.6 lbs)
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MAC address table capacity: Up to 8,000 MAC entries
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MTBF: 520,000 hours under standard office operating conditions
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Warranty: Cisco Limited Lifetime Hardware Warranty
4. Layer 2 Switching, QoS & Standard IOS (SI) Feature Set
Core Supported Standard Image Features
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Up to 64 active IEEE 802.1Q tagged VLANs, full VLAN ID range 1–1005
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IEEE 802.1p CoS QoS with 4 egress priority queues; Strict Priority / WRR scheduling for voice/video/data traffic classification
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IEEE 802.3ad Fast EtherChannel / Gigabit EtherChannel static link aggregation for multi-port trunk bundling
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IEEE 802.1D STP Spanning Tree Protocol to eliminate Layer 2 switching loops
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Port security: Static MAC binding, sticky dynamic MAC learning, port shutdown violation mode
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Broadcast/multicast/unicast storm control to mitigate Layer 2 flooding DoS attacks
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SPAN port mirroring for traffic capture and network fault troubleshooting
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IGMP Snooping v1/v2 to reduce redundant multicast bandwidth consumption for video streams
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Voice VLAN for automatic classification and priority marking of Cisco IP Phone traffic
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Cisco Switch Clustering for single-pane unified management of multiple clustered switches
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RMON Groups 1,2,3,9 real-time traffic statistics monitoring
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NTP time synchronization for consistent system log timestamps
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CDP Cisco Discovery Protocol for automatic adjacent network device discovery
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Web-based Cisco Device Manager & Cisco Express Setup for zero-CLI initial deployment
Features Not Supported on Standard SI Image
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Private VLAN edge, ingress port rate limiting, advanced ACL QoS reclassification
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IEEE 802.1X port authentication, SSH encrypted remote CLI
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Advanced security filtering and high-availability functions exclusive to Enhanced Image (EI) variants
5. Full Management Interfaces
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Local Out-of-Band: RJ45 RS232 serial console port for direct Cisco IOS CLI access without live network connectivity
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Remote CLI: Password-authenticated Telnet command-line management
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Embedded Web GUI: Browser-based visual switch manager for port, VLAN and QoS configuration
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SNMP v1/v2c: Standard enterprise monitoring compatible with CiscoWorks, CWSI and third-party NMS platforms
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RMON Traffic Analytics: Built-in bandwidth, error and utilization reporting for fault diagnosis and capacity planning
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Local Storage: 8 MB onboard flash memory to store IOS operating image, startup-config and running-config files
6. Integrated Security Suite
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Multi-level privilege CLI access with encrypted local user password storage
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Port security to restrict unauthorized end-device MAC addresses per access port
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STP BPDU guard to block rogue unmanaged switches from corrupting Layer 2 topology
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Broadcast storm control to suppress flooding-based denial-of-service threats
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Manual shutdown of unused ports to reduce unauthorized network access attack vectors
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Dedicated management VLAN isolation to segregate switch control plane traffic from user data
7. Typical Deployment Scenarios
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Medium enterprise office access layer switch: 24 Fast Ethernet ports connect employee PCs, printers and Cisco IP desk phones; dual Gigabit copper uplinks provide high-speed trunking to building core switches
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Education campus classroom & lab networking: Cluster multiple WS-C2950T-24 units to scale user port density, Gigabit uplinks aggregate traffic to campus distribution layer
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Mid-size branch office wiring closet core switch: High-density 24-port design with native Gigabit copper uplinks for compact branch IT rack deployments
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Legacy factory auxiliary LAN aggregation: Connect unpowered field sensors, HMIs and monitoring terminals in ventilated industrial control rooms, Gigabit uplinks link to factory central server room
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Multi-location retail store back-office aggregation for POS terminals and staff workstations, Gigabit trunk to regional retail headquarters
8. Standard Package Contents
1 × Cisco Catalyst WS-C2950T-24 Fast Ethernet Switch (Standard IOS SI Image Preinstalled)
1 × AC power cord
1 × RJ45-to-RS232 console rollover cable
1 × 19-inch 1RU rack mounting bracket kit
Rubber desktop stand feet
Hardware installation guide & Cisco IOS configuration documentation
*External redundant power supply sold separately as optional accessory
Short Commercial Version (For Quotation & Product Catalog)
The Cisco Catalyst WS-C2950T-24 is a legacy 1RU rack-mount fan-cooled Layer 2 managed Fast Ethernet access switch from the Cisco Catalyst 2950 Series, preloaded with Standard IOS (SI) feature set, equipped with 24×10/100BASE-TX non-PoE auto-sensing RJ45 copper access ports plus two fixed 10/100/1000BASE-T Gigabit copper uplink ports, fully fixed all-copper chassis. It supports Cisco Switch Clustering multi-switch unified management, delivers 8.8 Gbps non-blocking switching capacity, 8K MAC address table, 802.1Q VLAN, 802.1p CoS QoS, IGMP Snooping, STP, port security and multi-mode CLI/Web/SNMP monitoring. High-density 24-port edge switch with native Gigabit copper uplinks for SME office, education classroom, medium branch and legacy enterprise desktop LAN deployments, covered by Cisco Limited Lifetime Hardware Warranty.
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