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3Com 3CBLSG48 L2 Baseline 2948-SFP 48Port Gigabit + 4 SFP Managed

Affordable, Managed Gigabit Switching with Flexible Uplinks The " smart" voice-ready 3Com® Baseline Switch 2948-SFP Plus is a web-managed Layer 2 Gigabit switch. It offers enterprise-class features, customized and priced for small- and mid-sized organizations.

With an easy-to-use switch interface and advanced features ( VLANs, IEEE 802.1X authentication and Rapid Spanning Tree) , this switch is the most cost-effective way to provide a converged network.

Features :
• Managed Layer 2
• 48 x 10/ 100/ 1000 ports and 4 Gigabit SFP ports, dual-purposed with 4 of the 10/ 100/ 1000 ports ( configurable as 10/ 100/ 1000 or SFP) ; front-panel console port for CLI management
• Auto-voice VLAN automatically assigns Voice over IP ( VoIP) traffic to a voice-dedicated VLAN, optimizing this delay-sensitive traffic
• No need to configure the switch if default settings are acceptable
• VLANs segment the network by grouping users based on their data or traffic requirements, making the best use of available bandwidth
• With LACP link aggregation, automatically group ports together to form an ultra-high-bandwidth trunked connection to the network backbone and help prevent traffic bottlenecks
• IEEE 802.1X network access control provides standards-based security combined with local authentication
• Rapid Spanning Tree Protocol ( RSTP) support improves network compatibility, scalability and availability
• Jumbo Frame support for reduced network load
• IGMP snooping and multicast filtering optimizes network performance
• Switch can be managed with SNMP-compatible software like 3Com Network Supervisor and Network Director
• Easy-to-use browser based tools allows remote detection of cable issues