The Cisco WS-C4948E-E Catalyst 4900 Series Switch is a high-performance, low-latency switch designed for enterprise core, aggregation, and data center environments. Built to handle demanding workloads, it delivers reliable Layer 2 and Layer 3 switching with advanced routing capabilities through the IP Services license.
Featuring 48 × Gigabit Ethernet SFP ports, the WS-C4948E-E is optimized for fiber-based network deployments, providing high-density connectivity for scalable infrastructures. It also supports 10 Gigabit Ethernet uplinks via SFP+ ports, enabling high-speed data transfer and efficient aggregation of network traffic.
Engineered for performance, the switch offers low-latency processing and high throughput, making it ideal for bandwidth-intensive applications and high-speed enterprise networks. Running on Cisco IOS, it supports advanced routing protocols such as OSPF, EIGRP, and BGP, along with robust QoS and security features, ensuring optimized traffic management and secure operations.
Designed for reliability and continuous operation, the WS-C4948E-E supports redundant power configurations and features a durable architecture suitable for mission-critical environments. Its 1RU rack-mountable form factor allows for efficient deployment in data centers and enterprise network racks.
Ideal for data center aggregation, enterprise core networking, and high-performance fiber deployments, the Cisco WS-C4948E-E provides a scalable, efficient, and dependable solution for modern network infrastructures.
Product Specifications - Cisco WS-C4948E-E Catalyst 4900 Series 48-Port Gigabit SFP Switch
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| Specification |
Details |
| Product Name |
Cisco WS-C4948E-E Catalyst 4900 Series Switch |
| Manufacturer |
Cisco Systems |
| Part Number |
WS-C4948E-E |
| Product Series |
Cisco Catalyst 4900 Series |
| Product Type |
Fixed-Configuration Enterprise Switch |
| Port Configuration |
48 × Gigabit Ethernet SFP |
| Uplink Ports |
4 × 10 Gigabit Ethernet (SFP+) |
| Supported Speeds |
1GbE (SFP), 10GbE (SFP+) |
| Switching Capacity |
Up to ~176 Gbps |
| Forwarding Rate |
Up to ~130 Mpps |
| Latency |
Low latency (~3–5 microseconds typical) |
| Layer Support |
Layer 2 and Layer 3 |
| License Type |
IP Services |
| Routing Protocols |
OSPF, EIGRP, BGP, RIP |
| Multicast Support |
IGMP, PIM |
| QoS Support |
Advanced QoS for voice, video, and data |
| Security Features |
ACLs, 802.1X, port security |
| Operating System |
Cisco IOS |
| Management Interfaces |
CLI, SNMP, Web UI |
| Automation Support |
Basic automation and scripting |
| Redundancy |
Redundant power supply support |
| Power Supply |
Internal PSU (redundancy supported) |
| Cooling |
Internal fan system |
| Form Factor |
1 Rack Unit (1RU), rack-mountable |
| Dimensions |
Standard 19-inch rack |
| Jumbo Frame Support |
Up to 9,000 bytes |
| Operating Temperature |
0°C to 40°C |
| Deployment Type |
Enterprise core, aggregation, data center access |
| Application |
High-performance fiber switching |
| Scalability |
High-density fiber port deployment |
| Condition |
New / Cisco Certified |
| Use Cases |
Data center aggregation, enterprise core, high-speed fiber networks |
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FAQs
Q1. What type of ports does this switch offer?
It provides 48 Gigabit Ethernet SFP ports for fiber connectivity.
Q2. Does this switch support Layer 3 routing?
Yes, with the IP Services license, it supports advanced Layer 3 features.
Q3. Can it be used in data center environments?
Yes, it is suitable for data center and enterprise deployments.
Q4. Does it support 10G uplinks?
Yes, it supports 10 Gigabit uplinks via SFP+ interfaces.
Q5. Which operating system does it run?
It runs on Cisco IOS for network management and control.