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5.
Specification
IEEE Standards
IEEE802.3, 10BASE-T
IEEE802.3u, 100BASE-TX
IEEE802.3ab, 1000BASE-T
IEEE802.3z, 1000BASE-LX/SX
IEEE802.3x, Flow control
IEEE802.1q, Tag-based VLAN
IEEE802.1p, Traffic prioritization (CoS)
IEEE802.1d, Spanning Tree Protocol
IEEE 802.1w Rapid Spanning Trees
IEEE802.1x network access control
Packet Buffer
256KBytes
and
128KB control memory
MAC address table
8K entries
10/100/1000M, RJ-45
24* 10/100Mbps RJ-45 ports, 2* Gigabit RJ-45 ports
10/100/1000M SFP slots
2* SFP slots
Multi-mode LC mini-GBIC module
Hardware
&
Performance
SFP Gigabit Fiber
Single-mode LC mini-GBIC module
Filtering/Forwarding
Rate
10Mbps: 14,880pps/14,880pps
100Mbps: 148,800pps/148,800pps
1000Mbps: 1,488,000pps/1,488,000pps
Switching Mechanism
Store and Forward
Key Features
Auto Negotiation
Auto Uplink
Flow Control for full duplex (IEEE802.3x)
Port trunk
Port-based VLAN
Tag-based VLAN (IEEE802.1q)
- Max. 256 VLAN groups
IGMP Snooping and Filtering
Spanning Tree Protocol (IEEE802.1d) ,rapid spanning
tree (802.1w RSTP)
Port Mirror
Supports by-port Egress/Ingress rate control
Quality of Service
Referred as Class of Service (CoS) by the
IEEE 802.1P standard ,Classification of packet
priority can be based on either a VLAN tag on packet or
a user-defined
Per port QoS.
Four queues per port
Packet transmission schedule using Weighted
Round Robin (WRR)