Performance

Standards Compliance
IEEE 802.1D Spanning Tree Protocol and traffic priorities
IEEE 802.1w Rapid Spanning Tree Protocol
IEEE 802.1p Priority tags
IEEE 802.1Q VLAN
IEEE 802.1v Protocol-based VLANs
IEEE 802.1x Port Authentication
IEEE 802.3-2005
Ethernet, Fast Ethernet, Gigabit Ethernet
Full-Duplex flow control
Link Aggregation Control Protocol
IEEE 802.3ac VLAN tagging

Switch Capability
24 Fast Ethernet ports with non-blocking wire speed
performance
8K MAC address entries with auto-learning function
Packet Buffer: 1Mbits
Jumbo frame up to 10k

Network Interface
24x RJ-45 10/100BASE-TX ports
4x Gigabit RJ-45/SFP (Mini-GBIC) shared ports

Software

Layer 2 Features
Auto-negotiation for port speed and duplex mode
Flow Control:
IEEE 802.3x for full-duplex mode
Back-Pressure for half-duplex mode
Spanning Tree Protocol:
IEEE 802.1D Spanning Tree Protocol (STP)
IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)
IEEE 802.1s Multiple Spanning Tree Protocol (MSTP)
Loop Back Detection
BPDU Guard
BPDU Filter
Root Guard
Auto Edge
VLANs:
Supports 255 IEEE 802.1Q VLANs
Port-based VLANs
IEEE 802.1v Protocol-based VLANs
Private VLAN
GVRP
Link Aggregation:
Static Trunk
IEEE 802.3ad Link Aggregation Control Protocol
Trunk groups: 4, Trunk links: 2~8
IGMP Snooping:
IGMP v1/v2/v3* snooping
IGMP Queried
IGMP Filtering
MVR (Multicast VLAN Registration)
DHCP Option 82
DHCP Dynamic provision
Supports jumbo frames up to 10KB

QoS
Priority Queues: 4 hardware queues per port
Traffic classification based on IEEE 802.1p CoS, IP and DSCP
Supports WRR and strict scheduling
Bandwidth Control:
Egress rate limiting: FE: 64Kbps ~ 100Mbps / GE: 64Kbps ~
1000Mbps
Ingress rate limiting: FE: 64Kbps ~ 100Mbps / GE: 64Kbps ~
1000Mbps

Security
Supports IEEE 802.1X port based/MAC-based access control
QoS Assignment
RADIUS authentication
IP Source Guard
Dynamic ARP Inspection
Link Detection
MAC Filter
TACACS+ 3.0
Access Control List
SSH (v1.5/v2.0)
SSL

Management

Switch Management:
CLI via console port or Telnet
WEB management
SNMP v1, v2c, v3
Firmware & Configuration:
Dual firmware images
Firmware upgrade via TFTP server
Multiple configuration files
Configuration file: upload/download via TFTP server
Auto Upgrade via TFTP server
Supports RMON (groups 1, 2, 3 and 9)
Supports BOOTP, DHCP for IP address assignment
Supports SNTP
Event/Error Log/Syslog
Dynamic ARP Inspection
sFlow
MAC Based Mirror
ATC
Delay Reload

Dimensions
430mm(W) * 171mm(D) * 44mm(H)

Power Supply
Internal power supply: 110~240VAC, 50/60Hz