Cisco Catalyst WS-C4948 48-Port Gigabit Ethernet Switch delivers high-performance, secure Layer 2/3 enterprise networking with advanced scalability.
| specifications | Details |
|---|---|
| Brand | Cisco Systems, Inc. |
| Model | Cisco Catalyst WS-C4948 |
| Product Type | 48-Port Gigabit Ethernet Network Switch |
| Ports | 48 × 10/100/1000 Gigabit Ethernet + 4 × SFP uplinks |
| Switching Capacity | 96 Gbps |
| Forwarding Rate | 72 Mpps |
| Layer Support | Layer 2 and Layer 3 (static/dynamic routing) |
| Certifications | CE, FCC, UL, CSA, RoHS (enterprise-grade compliance) |
| Form Factor | Rackmount, 1U |
| Country of Origin | Various Cisco OEM locations (Made in China/USA) |
Product Features
-
48 Gigabit Ethernet ports for high-speed LAN connectivity
-
4 SFP uplink ports for fiber expansion and backbone connections
-
Layer 2 & Layer 3 support for flexible enterprise networking
-
Non-blocking architecture with 96 Gbps switching capacity
-
Low-latency performance for business-critical applications
-
Cisco IOS Software with advanced QoS, ACLs, and security features
-
Rackmount 1U form factor for space-efficient deployment
-
Energy-efficient and reliable with Cisco enterprise-grade build
General Product Information
The Cisco Catalyst WS-C4948 48-Port Gigabit Ethernet Switch is an enterprise-grade Layer 2/3 switch engineered for performance, reliability, and scalability. Designed for modern business networks, this switch delivers 96 Gbps of switching capacity and 72 Mpps forwarding rate, ensuring high-speed data transfer and minimal latency.
Equipped with 48 auto-sensing Gigabit Ethernet ports and 4 SFP uplinks, the WS-C4948 provides flexible connectivity options, supporting both copper and fiber networks. With integrated Layer 3 routing capabilities, it supports dynamic routing protocols (OSPF, EIGRP, BGP) alongside standard Layer 2 switching.
Cisco’s robust IOS Software adds enterprise-class features such as advanced Quality of Service (QoS), Access Control Lists (ACLs), multicast routing, and security policies, making it ideal for converged networks handling voice, video, and data traffic.
Built in a 1U rackmount form factor, the WS-C4948 is compact, efficient, and engineered for continuous operation in demanding enterprise environments. It’s a trusted choice for data centers, campus networks, and high-performance business infrastructures.
Technical Specifications Table
| Specification | Details |
|---|---|
| Brand | Cisco |
| Model | WS-C4948 |
| Series | Catalyst 4900 Series |
| Ports | 48 × 10/100/1000 Gigabit Ethernet + 4 × SFP uplink ports |
| Switching Fabric | 96 Gbps |
| Forwarding Rate | 72 Mpps |
| Layer Support | Layer 2 and Layer 3 (OSPF, EIGRP, BGP, RIP) |
| QoS | Advanced QoS with traffic prioritization |
| Security Features | ACLs, port security, DoS prevention |
| Software | Cisco IOS |
| Form Factor | 1U rackmount |
| Power Supply | Dual redundant hot-swappable PSUs (varies by model) |
| Dimensions | 1.73 × 17.5 × 16 in |
| Weight | ~16 lbs (7.3 kg) |
| Certifications | FCC, CE, UL, CSA, RoHS |
Compatible Products
-
Cisco Catalyst 4900 Series family switches
-
Cisco SFP transceivers (1GbE SX, LX, ZX modules)
-
Cisco DNA Center for centralized management
-
Compatible with enterprise servers: Dell PowerEdge, HPE ProLiant, Cisco UCS
-
Integrates with Windows Server, Linux, VMware, and enterprise IT ecosystems
Ideal Use Cases
-
Enterprise & campus LAN infrastructure
-
High-performance server farms & data centers
-
Unified communications (VoIP, video conferencing)
-
Cloud access & virtualization networks
-
Security-driven enterprise workloads with ACLs & QoS
-
Medium-to-large business core and distribution layer networking
Comparison Angle
Compared to older Cisco Catalyst 3750 or 3550 models, the WS-C4948 offers:
-
Double the switching capacity (96 Gbps vs ~48 Gbps)
-
Enhanced Layer 3 routing support (dynamic protocols, multicast)
-
Stronger security features (advanced ACLs, DoS prevention)
-
Lower latency architecture for high-performance workloads
-
Hot-swappable redundant PSUs for maximum uptime
Cross-Sell / Upsell Suggestions
-
Cisco Catalyst 4948E (enhanced model with higher performance)
-
Cisco SFP fiber transceivers (SX, LX, ZX)
-
Cisco Catalyst 2960 or 3850 series for access layer deployments
-
Rackmount rails, power supplies, and console cables
-
Cisco Catalyst 9300 series (modern upgrade path)