Description
The Cisco Catalyst 3750-12S is an enterprise-class Layer 3 managed switch designed for fiber-based network environments. It is part of the widely used Cisco Catalyst 3750 Series, known for reliability, scalability, and advanced routing capabilities.
This model is specifically built with 12 Gigabit SFP ports, making it ideal for fiber optic backbone networks, ISPs, and data center edge connectivity.
 Port Configuration
- 12 × SFP-based Gigabit Ethernet ports (1G)
- Supports fiber modules like SX, LX, LH, ZX (single-mode & multimode)
 High Performance
- 32 Gbps switching fabric
- Forwarding rate up to 17.8 Mpps
- Supports jumbo frames (up to ~9000 bytes)
 StackWise Technology
- Cisco proprietary StackWise (32 Gbps)
- Allows stacking of up to 9 switches as one logical unit
 Layer 3 Capabilities
- Static routing, RIP, and EIGRP support
- Inter-VLAN routing
- Advanced QoS, ACLs, and multicast features
 Memory & Capacity
- 128 MB DRAM / 16 MB Flash
- Up to 12,000 MAC addresses
- Up to 20,000 routing entries (unicast)
 Reliability & Network Features
- Spanning Tree (STP, RSTP, MSTP)
- VLAN, VTP, trunking support
- Storm control and loop prevention
- Redundant power support (RPS)
 Design & Build
- 1U rack-mountable metal chassis
- Weight approx. 4.6 kg
- Designed for 24/7 enterprise operation
 Power & Environment
- Power consumption approx. 100–120W
- Operating temperature: 0°C to 45°C
- AC input: 100–240V
Typical Applications
- Fiber backbone connectivity
- ISP networks and distribution layers
- Campus network aggregation
- Data center access layer
with 7 days checking warranty
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