Physical Port

• 24-port 100/1000Base-X SFP mini-GBIC slot
• 4 shared 10/100/1000Base-T RJ-45 ports
• 4-port 1G/10G SFP+ slot
• RS-232 RJ45 console interface for switch basic management and setup

Hardware Conformance

• 36 to 60V DC, redundant power with polarity reverse protect function
• -10 to 60 degrees C operating temperature
• 19-inch rack-mountable
• Fault relay alarm for port breakdown, power failure
• Two built-in thermal fans

Layer 2 Features

- Broadcast / Multicast / Unknown-Unicast

- IEEE 802.1Q Tagged VLAN

- Up to 255 VLANs groups, out of 4094 VLAN IDs

- Provider Bridging (VLAN Q-in-Q) support (IEEE 802.1ad)

- Private VLAN Edge (PVE)

- Voice VLAN

- STP, IEEE 802.1D Spanning Tree Protocol

- RSTP, IEEE 802.1w Rapid Spanning Tree Protocol

- MSTP, IEEE 802.1s Multiple Spanning Tree Protocol, spanning tree by VLAN

- BPDU Guard

- 802.3ad Link Aggregation Control Protocol (LACP)

- Cisco ether-channel (static trunk)

- Maximum 12 trunk groups, up to 16 ports per trunk group

- Up to 32Gbps bandwidth (duplex mode)

• Prevents packet loss with back pressure (half-duplex) and IEEE 802.3x pause frame flow control (full-duplex)
• High performance of Store-and-Forward architecture, broadcast storm control and runt/CRC filtering eliminate erroneous packets to optimize the network bandwidth
• Storm Control support
• Supports VLAN
• Supports Spanning Tree Protocol
• Supports Link Aggregation
• Provides port mirror (many-to-1)
• Port mirroring to monitor the incoming or outgoing traffic on a particular port

Quality of Service

- IEEE 802.1p CoS

- TOS / DSCP / IP Precedence of IPv4/IPv6 packets

- IP TCP/UDP port number

- Typical network application

• Ingress Shaper and Egress Rate Limit per port bandwidth control
• 4 priority queues on all switch ports
• Traffic classification
• Strict priority and Weighted Round Robin (WRR) CoS policies
• Supports QoS and In/Out bandwidth control on each port
• Traffic-policing policies on the switch port
• QoS Control List Wizard makes QoS creation and configuration easier and more quickly
• DSCP remarking

Multicast

• Supports IGMP Snooping v1, v2 and v3
• Querier mode support
• IGMP Snooping port filtering
• Multicast VLAN Registration (MVR) support

Security

• IEEE 802.1x Port-based / MAC-based network access authentication
• Built-in RADIUS client to co-operate with the RADIUS servers
• TACACS+ login users access authentication
• RADIUS / TACACS+ users access authentication
• IP-based Access Control List (ACL)
• MAC-based Access Control List
• Source MAC / IP address binding
• DHCP Snooping to filter un-trusted DHCP messages
• Dynamic ARP Inspection discards ARP packets with invalid MAC address to IP address binding
• IP Source Guard prevents IP spoofing attack
• Auto DoS rule to defend DoS attack
• IP address access management to prevent unauthorized intruder

Management

- Console / Telnet Command Line Interface

- Web switch management

- SNMP v1, v2c, and v3 switch management

- SSH / SSL secure access

• Switch Management Interfaces
• Four RMON groups (history, statistics)
• IPv6 IP Address / NTP / DNS management
• Built-in Trivial File Transfer Protocol (TFTP) client
• DHCP for IP address assignment
• Firmware upload / download via HTTP / TFTP
• DHCP Relay and Option 82
• User Privilege levels control
• NTP (Network Time Protocol)
• Link Layer Discovery Protocol (LLDP) Protocol
• Cable Diagnostic technology provides the mechanism to detect and report potential cabling issues
• Reset button for system reboot or reset to factory default
• PLANET Smart Discovery Utility for deploying management
• ICMPv6

Redundant Data Protection

• ITU-T G.8032 Ethernet Ring Protection Switching

Redundant Power System

• 100~240V AC/36~60V DC dual power redundant
• Active-active redundant power failure protection
• Backup of catastrophic power failure on one supply
• Fault tolerance and resilience

Digital Input / Digital Output

• 2 Digital Input (DI)
• 2 Digital Output (DO)
• Integrates sensors into auto alarm system
• Transfers alarm to IP network via email and SNMP trap