Cisco Catalyst WS-C2950T-48-SI Full English Product Description

1. Short Sales Title (For Quotation & E-commerce Listing)

2. Official Product Overview

Model Suffix Breakdown

• 2950: Catalyst 2950 intelligent edge managed switch series
• 48: Forty-eight fixed 10/100 auto-negotiate RJ45 copper downlink access ports
• T: Dual integrated 10/100/1000BASE-T Gigabit copper uplink ports on front panel
• SI: Standard IOS Image with basic Layer 2 feature set, no advanced EI security & traffic control functions

3. Port & Hardware Specifications

• 48 × 10/100BASE-TX RJ45 auto-sensing copper access ports, auto MDI-X, IEEE 802.3x full-duplex flow control
• 2 × fixed 10/100/1000BASE-T RJ45 Gigabit copper uplink ports compliant with IEEE 802.3ab
• 1 × RJ45 RS232 serial console port for out-of-band CLI configuration
• No modular expansion slots, fully fixed all-copper port design
• Stacking capability: Cisco Switch Clustering via Fast Ethernet or Gigabit copper inter-switch trunk links
• Power supply: Internal fixed autoranging AC input (100–240 VAC 50/60 Hz), max power consumption 50W
• Rear RPS connector: Compatible with optional Cisco external redundant power supply for power failure resilience
• Front panel LED indicators: Per-port link/activity, speed, duplex; system status, RPS power status, bandwidth utilization
• Mounting options: 19-inch 1RU rack-mount brackets included; rubber feet for standalone desktop placement
• Thermal design: Active fan cooling for standard indoor wiring closet ambient environments
• Environmental operating range: 0°C to 45°C (32°F–113°F); storage -25°C to 70°C; relative humidity 10–85% non-condensing
• Safety & EMI certifications: CE, FCC Class A, UL listed, VCCI Class A
• Physical dimensions: 445 mm (W) × 44.5 mm (H, 1RU) × 242 mm (D)
• Unit weight: 3.3 kg (7.3 lbs)
• MAC address table capacity: Up to 8,000 MAC entries
• MTBF: 510,000 hours under standard office operating conditions
• Warranty: Cisco Limited Lifetime Hardware Warranty

4. Layer 2 Switching, QoS & Standard IOS (SI) Feature Set

Core Supported Standard Image Features

• Up to 64 active IEEE 802.1Q tagged VLANs, full VLAN ID range 1–1005, VTP dynamic VLAN management
• IEEE 802.1p CoS QoS with 4 egress priority queues; Strict Priority / WRR scheduling for voice/video/data traffic classification
• IEEE 802.3ad Fast EtherChannel / Gigabit EtherChannel static link aggregation for multi-port trunk bundling
• IEEE 802.1D STP Spanning Tree Protocol + BPDU guard / Root guard to eliminate Layer 2 switching loops
• Port security: Static MAC binding, sticky dynamic MAC learning, port shutdown violation mode
• Broadcast/multicast/unicast storm control to mitigate Layer 2 flooding DoS attacks
• SPAN port mirroring for traffic capture and network fault troubleshooting
• IGMP Snooping v1/v2 to reduce redundant multicast bandwidth consumption for video streams
• Voice VLAN for automatic classification and priority marking of Cisco IP Phone traffic
• Cisco Switch Clustering for single-pane unified management of multiple clustered switches
• RMON Groups 1,2,3,9 real-time traffic statistics monitoring
• NTP time synchronization for consistent system log timestamps
• CDP Cisco Discovery Protocol for automatic adjacent network device discovery
• Web-based Cisco Cluster Management Suite (CMS) & Cisco Express Setup for zero-CLI initial deployment

Features NOT Supported on Standard SI Image (Exclusive to EI Models)

• IEEE 802.1X port-based authentication, SSHv2 encrypted remote CLI, SNMPv3 secure monitoring
• Layer 2/Layer 3/Layer 4 access control lists (ACLs), private VLAN edge host isolation
• Ingress port bandwidth rate limiting, time-based ACLs, advanced DSCP QoS reclassification

5. Full Management Interfaces

1. Local Out-of-Band: RJ45 RS232 serial console port for direct Cisco IOS CLI access without live network connectivity
2. Remote CLI: Password-authenticated Telnet command-line management (no SSH support on SI)
3. Embedded Web GUI: Browser-based Cisco Cluster Management Suite visual switch manager for port, VLAN and QoS configuration
4. SNMP v1/v2c: Standard enterprise monitoring compatible with CiscoWorks and third-party NMS platforms
5. RMON Traffic Analytics: Built-in bandwidth, error and utilization reporting for fault diagnosis and capacity planning
6. Local Storage: 8 MB onboard flash memory to store IOS operating image, startup-config and running-config files

6. Integrated Security Suite

• Multi-level privilege CLI access with encrypted local user password storage
• Port security to restrict unauthorized end-device MAC addresses per access port
• STP BPDU guard and root guard to block rogue unmanaged switches from corrupting Layer 2 topology
• Broadcast storm control to suppress flooding-based denial-of-service threats
• Manual shutdown of unused ports to reduce unauthorized network access attack vectors
• Dedicated management VLAN isolation to segregate switch control plane traffic from user data

7. Typical Deployment Scenarios

• Large enterprise office high-density access layer switch: 48 Fast Ethernet ports connect mass employee PCs, printers and Cisco IP phones; dual built-in Gigabit copper uplinks deliver high-speed trunking to building core switches without fiber transceivers
• Education campus multi-floor building aggregation switch: Cluster multiple WS-C2950T-48-SI units to scale student workstation port density, Gigabit copper uplinks connect to campus distribution layer switches over short-distance copper cabling
• Large regional branch office wiring closet core switch: All-copper fixed design simplifies deployment for sites with copper backbone cabling to corporate headquarters
• Retail headquarters back-office dense user aggregation: 48-port high-density design for central office staff workstations and POS terminals, native Gigabit copper uplinks for trunking to regional retail data center
• Legacy factory auxiliary LAN aggregation: Copper ports connect HMIs, PLCs and unpowered field sensors; Gigabit copper uplinks link to factory central server room over short copper runs

8. Standard Package Contents

Short Commercial Version (For Quotation & Product Catalog)