Name: 71G21K2L2-48P Extreme Networks 48-Port PoE 1000Base-T Gigabit Switch 1U Rack
Brand: Extreme Networks
SKU: 71G21K2L2-48P
Price: 2739.26 USD
Availability: InStock
Rating: 4.8 (118 reviews)

Product Overview
The 71G21K2L2-48P switch combines extensive PoE Gigabit connectivity with high-speed fiber uplinks in a compact 1U rack-mountable unit. It fits well in environments needing both power delivery to endpoint devices and rapid data aggregation, supporting smooth network operations and management.

General Information
Brand	Extreme Networks
Condition	Refurbished

Technical Information
Switch Type	Layer 3, Managed Switch, PoE Switch, Gigabit Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	48
Number of Ports	48-Ports
Port Type	10/100/1000Base-T, 10G SFP+, QSFP / QSFP+, USB Console, Serial Console (RJ-45)
Port Speed	1 Gbps,10 Gbps,40 Gbps
UpLink Ports	2 x SFP+ (10G),2 x QSFP+ (40G)
POE Support	PoE
VLAN Support	Yes
Max VLANs Supported	4094
Layer Support	Layer 3
Connector Type	RJ-45,SFP+,QSFP / QSFP+,USB Console,Serial Console (RJ-45)

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, OSPF, BGP, VRRP, PIM-SM, IGMP
Remote Protocols	Yes
Management Interfaces	Web GUI,Command Line Interface (CLI),SNMP,REST API
Security Features	802.1X,RADIUS,ACLs,SSH,SSL,Port Security,MAC Filtering,DHCP Snooping,IP Source Guard
Management Type	In-Band,Out-of-Band
Remote Management Protocol	SNMPv1/v2c/v3,SSH,HTTPS,REST

Power & Cooling
Fans	Yes
Power Supply	Internal AC

Physical Characteristics
Weight	3.00

Miscellaneous
Eco Friendly	Yes
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC
Compliant Standards	IEEE 802.3,IEEE 802.3u,IEEE 802.3ab,IEEE 802.3x,IEEE 802.1Q,IEEE 802.1p,IEEE 802.1X,IEEE 802.3af,IEEE 802.3at

Product Description
The 71G21K2L2-48P switch provides a robust networking solution featuring a mix of PoE-enabled Gigabit Ethernet ports alongside high-capacity fiber uplinks. It is commonly found in enterprise and data center environments requiring reliable, managed switching with power delivery over Ethernet. Built for network administrators and IT professionals, this switch supports demanding network traffic and simplifies infrastructure by combining power and data transmission. Its rack-mountable design fits standard server racks, facilitating integration into existing network architectures. Key Features High port density with 48 PoE 1000Base-T ports enabling device connectivity and power supply 10Gbps SFP+ ports allow fiber uplinks for high-bandwidth data transport QSFP+ ports provide 40Gbps bandwidth suited for network aggregation and expansion Managed switch capabilities deliver advanced network control, monitoring, and security features Compact 1U form factor supports efficient use of rack space This switch is a practical component for networks requiring a balance of high-density PoE access and fast uplink speeds. Its managed functionality ensures stable operation and adaptability to evolving network demands.

Use Cases
This switch is typically deployed in enterprise networks and campus environments where numerous devices require PoE support alongside high-capacity uplinks. It's suited for locations that demand both scalability and reliable network management to support diverse workloads. How It's Used: Powering and connecting IP phones and wireless access points in office network deployments Aggregating traffic from multiple access switches in data center edge setups Supporting video surveillance systems with PoE-enabled cameras in large facilities Linking network segments through 10Gbps and 40Gbps fiber uplinks for high-throughput needs Integrating into managed network infrastructures requiring detailed traffic monitoring and control The switch’s combination of PoE power and fiber uplinks enhances network efficiency and scalability in demanding IT environments, facilitating consistent performance and simplified device management.