Full layer 3 Gigabit Ethernet switches

* Layer-3 Switching, Supports Static Routing and RIP V1/V2
* Up to 28 Gigabit Ports And 4 Fiber Ports with SFP Slot
* RingOn™ Redundant Ring Technology, Recovery Time
   within 15ms, Supports RSTP/STP
* Enriched Management Features: QoS, IGMP snooping/
   GMRP, VLAN, SNMP V1/V2/V3

Specifications

* Technology
   Network Standards:
   IEEE802.3 10Base-T
   IEEE802.3u 100BaseT(X) and 100BaseFX
   IEEE802.3ad 1000Base(X)
   IEEE802.3z 1000BaseSX/LX/HLX/ZX
   IEEE802.3x Flow Control
   IEEE802.1p Classe of Service
   IEEE802.1Q VLAN Tagging
   IEEE802.1D for Spanning Tree Protocol
   IEEE802.1W for Rapid STP
   IEEE802.1X for Authentication
   IEEE 802.3ad for Port Trunk with LACP
   Flow Control:Full/Half Duplex Back Pressure Flow Control
   Protocols:SNMP V1/V2/V3, DHCP Server, SNTP, SMTP, IGMP Snooping/GMRP, LACP, RMON,
   HTTPS, Telnet, Syslog, HTTP
* Switch Properties
   Priority Queues:4
   IGMP Groups:64
   Max. Available VLANs:256
   VLAN ID Range:1~4096
* Interface
   RJ45 Port Connectors:10/100Base(X) or 10/100/1000BaseT(X) Auto-Negotiation
   Fiber Port Connectors:1000BaseSX/CX/LHX/ZX(SFP slots, LC connectors)
   LED Indicators:Power, Port Status, 10/100/1000M
   Console Port:DB9 male
   Output Warning:Relay, Standard 2 Pin, 0.5A@24VDC
* Power Requirements
   Power Inputs:48VDC(8~56VDC); 110/220VAC(85~265VDC);
   220VDC(120~370VDC); 110VDC(100~120VDC);
* Optical Fiber

* Physical Characteristics
   Case:Slim Metal Case, IP40 Design
   Dimensions:(W×H×D):443×44×220mm
   Installation:19" rack mounting
* Environment Limits
   Standard Temp Models:-10˚C to 60˚C
   Extended Temp Models:-40˚C to 85˚C
   Storage Temperature:-40 to 85℃
   Ambient Relative Humidity: 10 to 95%(Non-condensing)
* Ordering Information