Name: J4908A HP ProCurve 4100GL 20-Port 1000Base-T + 2 SFP Network Switch Module
Brand: HP
SKU: J4908A
Price: 114.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The HP ProCurve Switch GL 20-PORT 10/100/1000 Module (J4908A) is an ideal expansion module for HP ProCurve switches, offering 20 high-speed Gigabit Ethernet ports for enhanced network connectivity. Supporting jumbo frames, VLAN segmentation, and advanced security protocols, this module ensures reliable performance and secure data management. With remote management capabilities and compliance with IEEE standards, it is a versatile and efficient addition to enterprise networking infrastructures.

General Information
Brand	HP
Part Number	J4908A
Series	ProCurve Switch GL
Condition	Refurbished

Technical Information
Switch Ports	20 x 10/100/1000 Ethernet Ports
Connector Type	20 x Gigabit Ethernet (10/100/1000) ports

Performance
MAC Address Table Size	8000 entries

Management and Configuration
Security	Port security, IEEE 802.1X, RADIUS, TACACS+
Remote Management Protocol	CLI, SNMP, HTTP/HTTPS, Telnet/SSH

Physical Characteristics
Dimensions	1.7 x 17.3 x 8.7 inches
Weight	3.00

Miscellaneous
Compliant Standards	IEEE 802.3, IEEE 802.1Q, IEEE 802.3u, IEEE 802.3ab

Product Description
The HP ProCurve Switch GL 20-PORT 10/100/1000 Module (J4908A) is a high-performance networking module designed for seamless integration with HP ProCurve switches. With 20 Gigabit Ethernet ports, it enables high-speed data transmission for enhanced network efficiency. This module supports jumbo frames, allowing for optimized performance in demanding network environments. Key Features 20 x 10/100/1000 Ethernet ports for reliable connectivity Designed to be used with HP ProCurve switches for seamless expansion Supports jumbo frames to enhance network data flow efficiency Advanced security protocols including IEEE 802.1X, RADIUS, and TACACS+ Remote management capabilities through CLI, SNMP, HTTP/HTTPS, Telnet, and SSH MAC address table supports up to 8,000 entries for efficient traffic handling VLAN support with up to 64 VLAN IDs for network segmentation Complies with IEEE 802.3, IEEE 802.1Q, IEEE 802.3u, and IEEE 802.3ab standards Powered by the connected HP ProCurve switch, eliminating the need for an external power supply The J4908A module provides businesses with an efficient and secure networking solution, ensuring smooth data transmission and advanced security features.

Use Cases
The HP ProCurve 4100GL 20-Port 1000Base-T + 2 SFP Network Switch Module is typically deployed in medium to large enterprise networks seeking to expand their Gigabit Ethernet capacity. IT teams managing data center edge switches or core aggregation layers benefit from its modular design and high port density for seamless network scaling. How It's Used: Expanding port capacity in rack-mounted HP ProCurve switches within enterprise IT environments requiring high throughput. Supporting high-bandwidth virtualization clusters where low latency and jumbo frame support improve VM migration and storage traffic. Integrating with storage area networks (SANs) to ensure efficient data transfer between servers and storage arrays in data centers. Facilitating VLAN segmentation and secure traffic management in multi-department corporate networks. Enhancing network infrastructure in campus environments by providing uplink connectivity through the included SFP ports. This module enables network architects to increase operational efficiency by adding scalable Gigabit Ethernet ports without replacing existing hardware. Its compatibility with HP ProCurve switch chassis supports streamlined management and consistent network performance across evolving IT infrastructures.