Description

The HP (JE004A) was formerly sold as the 3Com (3CBLSG48)
HP Baseline 48-Port 1Gbps Smart Switch
The JE004A and 3CBLSG48 are the same product
See Hp cross refernece look up:
http://pro-networking-h17007.external.hp.com/us/en/support/converter/index.aspx
3COM corporation was acquired by HP on November 11, 200

Baseline 48-Port 1Gbps Smart switch
Product Line Baseline
Product Series 2900
Product Model 2948-SFP
Product Name Baseline 2948-SFP Managed Ethernet Switch
Marketing Information
The “smart” voice-ready 3Com/HP Baseline Switch 2948-SFP Plus delivers Layer 2 enterprise-class Gigabit switching solutions, customized and priced for small and mid-sized organizations.
This managed switch offers tremendous value to small and medium businesses looking for a low cost solution who need a level of control over their network not offered by unmanaged switching products, without sacrificing the advanced functionality normally found on higher-end managed switching products.
Product Type Ethernet Switch
Features
Interfaces/Ports
Total Number of Network Ports 44
Management Port Yes
Number of Network (RJ-45) Ports 48
Port/Expansion Slot Details 4 x Gigabit Ethernet Network
Port/Expansion Slot Details 44 x Gigabit Ethernet Network
Port/Expansion Slot Details 4 x Gigabit Ethernet Expansion Slot
Media & Performance
Media Type Supported Twisted Pair
Ethernet Technology Gigabit Ethernet
Network Technology 10/100/1000Base-T
I/O Expansions
Number of Total Expansion Slots 4
Expansion Slot Type SFP
Shared SFP Slot Yes
Number of SFP Slots 4
Network & Communication
Layer Supported 2
Management & Protocols
Manageable Yes
Management
CLI
SNMP v1, v2
IEEE 802.1p QoS
IEEE 802.1Q VLAN
3Com Network Director
3Com Netwrok Supervisor
Power Description
Input Voltage 110 V AC
Input Voltage 220 V AC
Physical Characteristics
Form Factor Desktop
Form Factor Rack-mountable
Height 1.7″
Width 17.3″
Depth 9.4″
Weight (Approximate) 5.51 lb