Note:

• The full product specifications below are from the manufacturer and may contain information related to other package quantities that will not apply to the product that you are reviewing. Please confirm the actual content and/or package quantity from the main product specifications page.
• These specifications may represent the entire product series/model/line to which this product belongs with specific configuration differences between the individual products stated.
• These specifications may have been copied from the same product in other region/country in which case there might be minor differences in region-specific data such as Input Voltage, Terms of Warranty etc.

Additional Information

Switching Capacity: 20 Gbps
MAC Address Table Size: 8K
Combo (RJ-45/SFP: 2, 10/100/1000 Base-T or 100/1000m SFP
RJ45 10/100/1000Base-T:8 (up to 30W PoE
Serial Console Port: 1, RJ-45
PoE Features: IEEE 802.3 af/ at compliant; Endpoint with 52~56 VDC power through RJ-45 pin 1, 2, 3, 6; Auto detect powered device and consumption levels; Supports per port power consumption monitoring; Smart feature for PD on/off, PD detection, power level, PD status and power feeding priority; Supports per port power priority setting; PoE scheduling to turn power on or off.
Port Loop-back Detection: Protection against port network loops that cause system crash
Auto-negotiation: For port speed and duplex mode
LED Status Indicators: Port link activity; Port connectivity; Port transmission speed;
Flow Control: IEEE 802.3x & Back-Pressure
Spanning Tree: IEEE 802.1D Spanning Tree Protocol (STP); IEEE 802.1w Rapid Spanning Tree Protocol (RSTP); IEEE 802.1s Multiple Spanning Tree Protoco (MSTP);
Voice VLAN: Voice traffic is automatically assigned to a voice specific VLAN and treated with appropriate levels of QoS.
VLANs: Supports 4K IEEE 802.1Q VLANs; Portbased; 802.1Q tag based; Mac-based; Private VLAN Edge(PVE); Management VLAN
Trunking: LACP (IEEE 802.3ad) link Aggregation Control Protocol. – Up to 5 groups – UP to 10 ports per group
Generic VLAN Registration(GVRP): Protocols for automatically propagating and configuring VLANs in a bridged domain
DHCP Relay (Layer 2): Relay of DHCP traffic to DHCP servers in different VLANs. Works with DHCP Option 82
IGMP v1/v2/v3 snooping: IGMP limits bandwidth-intensive multicast traffic to only the requesters; supports 1024 multicast groups (source-specific multicasting is also supported)
IGMP Querier: IGMP querier is used to support a Layer 2 multicast domain of snooping switches in the absence of a multicast router. IGMP Querier:
IGMP Proxy: Supports IGMP Proxy
MLD v1/v2 snooping: Deliver IPv6 multicast packets only to the required receivers.
Secure Shell(SSH) Protocol: SSH secures Telnet traffic in or out of the switch, SSH v1 and v2 are supported.
Secure Sockets Layer(SSL): SSL encrypts the http traffic, allowing advance secure access to the browser-based management GUI in the switch. Secure Sockets
Security - IEEE 802.1X: EEE802.1X: RADIUS authentication, authorization and accounting, MD5 hash, guest VLAN, single/multiple host mode and single/multiple sessions. Supports IGMPRADIUS based 802.1X, Dynamic VLAN assignment
Layer 2 isolation Private VLAN Edge: PVE (also knows as protected ports) provides L2 isolation between clients in the same VLAN, supports multiple uplinks.
Port Security: Locks MAC addresses to ports, and limits the number of learned MAC addresses.
IP Source Guard: Prevents datagrams with spoofed addresses from being in the network
RADIUS/TACACS+:Supports RADIUS and TACACS+ authentication. Switch as a client.
Storm control: Prevents traffic on a LAN from being disrupted by a broadcast, multicast, or unicast storm.
ACLs: Supports for up to 256 entries Drop or rate limitation based on source and destination MAC, VLAN ID or IP address, protocol, port, differentiated services code point (DSCP) / IP precedence, TCP/UDP source and destination ports, 802.1p priority Ethemet type, Internet Control Message Protocol (ICMP) packets, IGMP packets, TCP flag.
Hardware Priority: Support 8 hardware queues
Scheduling: Strict priority and weighted round-robin (WRR) Queue assignment based on DSCP and class of service(802.1p/CoS)
Qos - Classification: Port based; 802.1p VLAN priority based; IPv4/IPv6 precedence/type of service(ToS) /DSCP based; Differentiated Services (DiffServ); classification and re-marking ACLs, trusted QoS.
Rate Limiting: Ingress policer; egress shaping and rate control; per VLAN, per port and flow based
IPv6 applications:Web/SSL, Telnet/SSH, ping, Simple Network Time Protocol(SNTP), Trivial File Transfer Protocol(TFTP), SNMP, Syslog
Web GUI interface: Built-in switch configuration utility for browser-based device configuration (HTTP/HTTPs). Supports configuration, system dashboard, maintenance, and monitoring.
Dual Image: Dual image provides independent primary and secondary OS files for back up while upgrading.
SNMP: SNMP version 1, 2c and 3 with support for traps, and SNMP version 3 user-based security model (USM)
Remote Monitoring (RMON): Embedded RMON software agent supports RMON groups 1, 2, 3, 9 (history, statistics, alarms, and events) for enhanced traffic management, monitoring and analysis
IPv4 and IPv6 dual stack: Coexistence of both protocol stacks to migration
Firmware upgrade: Web browser upgrade(HTTP/HTTPs) and TFTP upgrade through console port.
Port mirroring: Traffic on a port can be mirrored to another port for analysis with a network analyzer or RMON probe. Up to N-1(N is Switch’s Ports) ports can be mirrored to single destination port. A single session is supported.
Easy-Port-Configuration:Easy configuration of client QoS and Security features.
Other management: Single IP management; HTTP/HTTPs; SSH; RADIUS; DHCP Client/DHCPv6 Client; SNTP; cable diagnostics; ping; syslog; Telnet client (SSH secure support).
S-Flow: The industry standard technology for monitoring high speed switched networks. It gives complete visibility into the use of networks enabling performance optimization, accounting/billing for usage, and defense against security threats
UPnp: The Universal Plug and Play Forum, an industry group of companies working to enable device-to device interoperability by promoting Universal Plug and Play.
Link detection: Compliant with IEEE802.3az Energy Efficient Ethernet Task Force. Automatically turns off power on Gigabit Ethernet RJ-45 port when detecting link down or idle of client. Active mode is resumed without loss of any packets when the switch detects the link up.
Cable Length: Adjusts the signal strength based on the cable length. Reduces the power consumption for cables shorter.
Jumbo frames: Frame sizes up to 9KB supported on Gigabit interfaces.
MAC Table: Up to 8K MAC addresses
Link Layer Discovery Protocol (LLDP)(IEEE802.1AB) with LLDPMED extentions:  Used by network devices for advertising their identities, capabilities, and neighbors on a IEEE802 local area nework, principally wired Ethernet.
IEEE 802.3at PoE delivered over each of the RJ-45 ports within the listed power budgets: IEEE 802.3at: • Port 1-8 – IEEE 802.3af: • Port 1-8 – Power Dedicated to PoE: • 130W
PoE port configuration: Supports per port PoE configuration function.
PoE Scheduling: Supports per port PoE scheduling to turn on/off the PoE
Dimensions(WXHXD): 280 x 44 x 230mm
Weight: 2.27Kg
Power: 100-240 VAC 50-60 Hz, internal, universal
Operating temperature: 0° C – 40° C
Storage temperature: 20° C to 70° C
Operating humidity: 10% to 90%, relative, noncondensing
Package Contents: - Switch – Power cord – Console Cable – CD-ROM with user manual documentation(PDF) included – QIG (Quick Install Guide)
Minimum Requirements: - Web borwser: Mozilla Firefox v2.5 or later, Microsoft IE v6 or later. – Category 5 Ethernet network cable. – TCP/IP, network adapter, and network operating system (such as Microsoft Windows, Linux, or Mac OS X) installed on each computer in network. – Optional Assecories Rack mounting is available with the optional SS2GD8IP-RB Rackmount Kit.