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User Manual
Publication date: March, 2007
Revision A1
101
Appendix A
Technical Specifications
Features
• 20 (10/100/1000Mbps) Gigabit Ethernet (TP) switching ports are compliant with
IEEE802.3, 802.3u, 802.3z and 802.3ab.
• 4 Gigabit TP/SFP fiber are dual media ports with auto detected function.
• Non-blocking store-and-forward shared-memory Web-Smart switched.
• Supports auto-negotiation for configuring speed, duplex mode.
• Supports 802.3x flow control for full-duplex ports.
• Supports collision-based and carrier-based backpressure for half-duplex ports.
• Any ports can be in disable mode, force mode or auto-polling mode.
• Supports Head of Line (HOL) blocking prevention.
• Supports broadcast storm filtering.
• Web-based management provides the ability to completely manage the switch
from any web browser.
• Supports Port-based VLAN and Tag-based (IEEE802.1Q) VLAN.
• Auto-aging with programmable inter-age time.
• Supports 802.1p Class of Service with 2-level priority queuing.
• Supports port trunking with flexible load distribution and failover
function.
• Supports port sniffer function
• Programmable maximum Ethernet frame length of range from 1518 to 9600
bytes jumbo frame.
• Supports port-based VLAN, 802.1Q tag-based VLAN.
• Efficient self-learning and address recognition mechanism enables forwarding
rate at wire speed.