Name: JD311BR HP 3100 Series 8-Port PoE 10/100Base-TX Layer 2 Managed Switch
Brand: HP
SKU: JD311BR
Price: 670.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The JD311BR HP 3100 Series 3100-8-PoE switch is designed to deliver Layer 2 managed Fast Ethernet connectivity with integrated PoE support. It fits into rack environments and offers a mix of copper ports and an SFP combo uplink, making it adaptable for various network setups requiring both data and power delivery over Ethernet.

General Information
Brand	HP
Condition	Refurbished

Technical Information
Switch Type	Layer 2, Managed Switch, PoE Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	8
Number of Ports	8-Ports
Port Type	10/100Base-TX, Combo RJ-45/SFP, RJ-45, SFP
Port Speed	10/100Base-TX
UpLink Ports	1
POE Support	PoE
Switching Capacity	3.6 Gbps
Switch Forwarding Rate	7.03 Mpps
DRAM	64 MB
Flash Memory	16 MB
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	No
Layer Support	Layer 2
Connector Type	RJ-45,SFP,Combo RJ-45/SFP,USB Console

Performance
Jumbo Frame Support	Up To 9216 Bytes
MAC Address Table Size	8192

Management and Configuration
Remote Protocols	Yes
Management Interfaces	Web (HTTP/HTTPS),CLI (SSH,Telnet),SNMPv1/v2/v3,RMON
Security Features	802.1X,Access Control Lists (ACL),Port Security,MAC Filtering,SSH,Storm Control,BPDU Guard
Management Type	Managed
Remote Management Protocol	SNMP,HTTP,HTTPS,SSH,Telnet

Power & Cooling
Fans	Fanless
Power	PoE Budget: 65W
Power Supply	Internal AC Power Supply (100-240V)

Physical Characteristics
Weight	3.00

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

Product Description
The JD311BR HP 3100 Series switch provides reliable Layer 2 management capabilities tailored for fast Ethernet networks. Built for network environments that require a combination of Power over Ethernet (PoE) and versatile uplink options, this model supports essential network segmentation and traffic control. Often found in enterprise and small to medium business networks, the switch suits IT professionals managing network infrastructure who need a compact yet manageable device. It commonly integrates within racks to optimize space while maintaining network performance. Key Features Compact rack-mount design streamlines deployment in network cabinets PoE functionality supplies power directly to connected devices such as phones or cameras Supports VLANs and QoS settings to prioritize critical traffic SFP combo port allows flexible fiber or copper uplink connections Fast Ethernet speeds balance performance with legacy device support This switch plays a practical role in ensuring efficient network operations by combining power delivery and data switching in one device. Its reliability and manageable interface allow network administrators to maintain control without unnecessary complexity.

Use Cases
This switch is typically deployed in environments needing both data connectivity and power for devices like IP phones or wireless access points. Networking teams benefit from its manageable features and rack-mount form factor, which help streamline infrastructure in office or campus networks. How It's Used: Installed in SMB network racks to connect and power IP phones and cameras Used in enterprise wiring closets for segregated VLAN traffic and PoE-powered devices Deployed in branch office networks requiring straightforward Layer 2 management Integrated within campus networks for combining fiber uplinks with copper access ports Utilized in environments where rack-mounted compact switches must deliver reliable power and data These applications highlight the switch's role in delivering dependable network performance and power management in structured IT environments. Its flexibility supports operational efficiency while maintaining essential network control.