802.3af/at for Power-over-Ethernet
802.3 10Base-T Ethernet
802.3u 100Base-TX 
802.3ab 1000Base-TX
802.3x Flow Control and Back Pressure
存儲轉(zhuǎn)發(fā)
8K
全雙工流控，半雙工背壓控制
IGMP Snooping，GMRP，SNMPv1/v2c/v3，DHCP Client，HTTP，HTTPS，NTP Client
• Ring On™ Redundant Ring Technology: Recovery time less than 15ms
• VLAN: Port Based VLAN, IEEE 802.1Q Tag VLAN
• Built-in Web Server, remote management and configuration through browser 
• Quality of Service : Determined by port, tag, and IPv4 different service
• IGMP Snooping /GMRP
• Static MAC Address Forwarding 
• SNMP V1/V2c/V3
• RSTP
• LLDP
• On-line Software Upgrading 
• Automatic warning by exception through e-mail or relay output
• System Log
• DHCP Client
• Port Mirror: Supports TX, RX, and both packet
• Broadcast storm control 
• Port-Based traffic control
• IP Security: 10 IP address entries for permission to access management functions

自協(xié)商10/100/1000Mbps, Full/Half Duplex, Auto-MDI/MDIX
標(biāo)準(zhǔn)兩端子輸出接口，承受電壓30V
RJ45接口
電源，端口狀態(tài)，10/100/1000M，PoE

44～57VDC
325W
標(biāo)準(zhǔn)4端子雙電源輸入接口

IP30保護，金屬外殼
45×173×120mm
導(dǎo)軌或掛板安裝

-40℃～+75℃(寬溫型號)
-40℃～85℃
5～95%（無凝露）

FCC Part 15. CISPR(EN55022) class A
EN61000-4-2(ESD)，等級3
EN61000-4-3(RS)，等級3
EN61000-4-4(EFT)，等級3
EN61000-4-5(Surge)，等級3
EN61000-4-6(CS)，等級3
EN 61000-4-11，等級3
CISPR 22 Radiated，等級3
CISPR 22 Conducted，等級3
ANSIC63.4，等級3

3年