Name: WS-C4948E Cisco 48-Port 10/100/1000Base-T Layer 3 Switch with 4 SFP/SFP+
Brand: Cisco
SKU: WS-C4948E
Price: 429.56 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Cisco Catalyst 4948E switch offers a blend of Layer 3 routing and Layer 2 switching with 48 RJ-45 ports alongside four SFP and SFP+ slots for flexible connectivity options. Designed for rack installation, it fits neatly within enterprise or data center racks and handles a variety of network roles from access to distribution. Its features suit network engineers looking for a versatile switch capable of managing diverse traffic loads and uplink requirements without extra hassle.

General Information
Brand	Cisco
Part Number	WS-C4948E
Condition	Refurbished
Alternate Part Number	WS-C4948E-98-CT

Technical Information
Switch Ports	48
Number of Ports	48-Ports
Port Type	10/100/1000Base-T, SFP, Serial Console (RJ-45)
Port Speed	10/100/1000 Mbps
UpLink Ports	4 x SFP (1G) uplinks
POE Support	No
Switching Capacity	104 Gbps
Switch Forwarding Rate	203.12 Mpps (64-byte packets)
DRAM	512 MB
Flash Memory	64 MB
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	No
Layer Support	Layer 3
Connector Type	RJ-45,SFP,Serial Console (RJ-45)

Performance
Jumbo Frame Support	Up To 9216 Bytes
MAC Address Table Size	32,000 MAC addresses (approx.)

Management and Configuration
Routing Protocols	Static, RIP, OSPF, VRRP, HSRP
Remote Protocols	Yes
Management Interfaces	CLI (console/SSH/Telnet),Web UI (HTTP/HTTPS),SNMP v1/v2/v3,RMON,Console (RJ-45)
Security	802.1X,ACLs,SSH
Remote Management Protocol	SNMP,SSH,Telnet,HTTP,HTTPS
Routing Protocol	Static,RIP,OSPF,HSRP,VRRP

Power & Cooling
Power	AC 100-240V, 50-60 Hz

Physical Characteristics
Weight	10.00
Operating Temperature	0°C to 45°C

Miscellaneous
Compliance Standards	CE, FCC, cULus

Product Description
The Cisco Catalyst 4948E is a high-performance Ethernet switch built for enterprise and data center environments. It offers a rich set of features to handle demanding network traffic with 48 gigabit Ethernet ports and additional uplink flexibility through SFP and SFP+ slots. Typically found in medium to large network setups, this switch supports routing, switching, and security functions, making it a solid choice for network administrators and IT professionals managing complex architectures. Key Features Integrated Layer 3 routing enables efficient traffic management and segmentation Four SFP/SFP+ slots provide scalable uplink options for fiber or high-speed connections Robust build suitable for rack mounting in data centers or wiring closets Comprehensive management options including SNMP and Cisco IOS software Powerful switching capacity to support high-density device connectivity This switch is commonly deployed in enterprise networks where a reliable mix of access and distribution layer switching is needed. Its combined port density and routing make it ideal for aggregating connections and delivering high throughput without complexity. By supporting a range of network protocols and configurations, the Cisco Catalyst 4948E helps maintain smooth operations in busy network environments while simplifying administrative tasks.

Use Cases
The Cisco Catalyst 4948E switch is primarily deployed in enterprise and data center environments where high port density and advanced Layer 3 routing capabilities are essential. It benefits network administrators managing complex network topologies that require scalable uplinks and flexible connectivity options. How It's Used: Aggregating user access traffic in medium to large enterprise LANs with diverse device connectivity needs. Serving as a distribution-layer switch in data centers to efficiently route traffic between VLANs and subnets. Supporting virtualization platforms by providing robust Layer 3 switching and high-bandwidth uplinks. Facilitating fiber-optic uplinks in campus networks through its mix of SFP and SFP+ ports for enhanced throughput. Deploying in edge computing scenarios to interconnect IoT devices with centralized processing units. This switch enhances operational efficiency by consolidating high-density copper and fiber connections while enabling scalable network segmentation. Its rack-mountable design and integrated routing functionality aid in maintaining performance and flexibility across evolving network demands.