Physical Ports
24-port 10/100 / 1000BASE-T Gigabit Ethernet RJ45 with 24-port IEEE 802.3at / af PoE injector
4 10GBASE-SR / LR SFP + slots, compatible with 1000BASE-SX / LX / BX SFP
RJ45 to DB9 console interface for switch basic management and setup
Power over Ethernet
Complies with IEEE 802.3at Power over Ethernet Plus, end-span PSE
Backward compatible with IEEE 802.3af Power over Ethernet
Up to 24 ports of IEEE 802.3af / 802.3at devices powered
Supports PoE power up to 30 watts for each PoE port
Auto detects powered device (PD)
Circuit protection prevents power interference between ports
Remote power feeding up to 100 meters
PoE management
– Total PoE power budget control
– Per port PoE function enable / disable
– PoE port power feeding priority
– Per PoE port power limitation
– PD classification detection
– PoE schedule
IP Stacking
Connects with stack member via both Gigabit TP and SFP interfaces
Single IP address management, supporting up to 24 units stacked together
IP Routing Features
Supports maximum 128 static routes and route summarization
Supports dynamic routing protocol: RIP and OSPF
Layer 2 Features
Complies with the IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3z Gigabit Ethernet standard
Supports auto-negotiation and half-duplex / full-duplex modes for all 10BASE-T, 100BASE-TX and 1000BASE-T ports
Auto-MDI / MDI-X detection on each RJ45 port
Prevents packet loss flow control
– IEEE 802.3x pause frame flow control in full-duplex mode
– Back-pressure flow control in half-duplex mode
High-performance Store-and-Forward architecture, broadcast storm control, port loopback detect
16K MAC address table, automatic source address learning and aging
Supports VLAN
– IEEE 802.1Q tag-based VLAN
– GVRP for dynamic VLAN management
– Up to 256 VLANs groups, out of 4041 VLAN IDs
– Provider Bridging (VLAN Q-in-Q, IEEE 802.1ad) supported
– Private VLAN Edge (PVE) supported
– GVRP protocol for Management VLAN
– Protocol-based VLAN
– MAC-based VLAN
IP subnet VLAN
Supports Link Aggregation
– Maximum 16 trunk groups, up to 8 ports per trunk group
– IEEE 802.3ad LACP (Link Aggregation Control Protocol)
– Cisco ether-channel (static trunk)
Supports Spanning Tree Protocol
– STP, IEEE 802.1D (Classic Spanning Tree Protocol)
– RSTP, IEEE 802.1w (Rapid Spanning Tree Protocol)
– MSTP, IEEE 802.1s (Multiple Spanning Tree Protocol, spanning tree by VLAN)
– Supports BPDU and root guard
Port mirroring to monitor the incoming or outgoing traffic on a particular port (many to many)
Provides port mirror (many-to-1)
Quality of Service
8 priority queues on all switch ports
Support for strict priority and WRR (Weighted Round Robin) CoS policies
Traffic classification
– IEEE 802.1p CoS / ToS
– Port-based WRR
Strict priority and WRR CoS policies
Supports IPv4 IGMP snooping v1, v2 and v3; IPv6 MLD v1 and v2 snooping
Querier mode support
Supports Multicast VLAN Register (MVR)
Security
IEEE 802.1x port-based network access authentication
MAC-based network access authentication
Built-in RADIUS client to cooperate with the RADIUS servers for IPv4 and IPv6
TACACS + login users access authentication
IP-based Access Control List (ACL)
MAC-based Access Control List
Supports DHCP snooping
Supports ARP inspection
IP Source Guard prevents IP spoofing attacks
Dynamic ARP Inspection discards ARP packets with invalid MAC address to IP address binding
Management
Management IP for IPv4 and IPv6
Switch Management Interface
– Console / Telnet Command Line Interface
– Web switch management
– SNMP v1, v2c, and v3 switch management
– SSH / SSL secure access
BOOTP and DHCP for IP address assignment
Firmware upload / download via TFTP or HTTP Protocol for IPv4 and IPv6
SNTP (Simple Network Time Protocol) for IPv4 and IPv6
User privilege levels control
Syslog server for IPv4 and IPv6
Four RMON groups 1, 2, 3, 9 (history, statistics, alerts and events)
Supports ping, trace route function for IPv4 and IPv6