久久精品中文-久久精品这里只有精品-久久精品在这里-久久精品影院永久网址-久久精品影院一区二区三区-久久精品影视

Network Interface:

1 RS-232 (RJ45) port

Gigabit SFP ports

8 Gigabit RJ45 ports

power supply:

Power port: 4-pin 5.08mm-pitch power terminal

Full load power consumption: <20W

Power overload protection: support

Reverse power protection: support

Redundant power protection: support

Indicator light:

Power light: PWR

Network port light: RJ45 electrical port (Link&ACT)

Fiber Optic Light: (Link&ACT)

Physical properties:

Protection level: IP40

Chassis: metal shell (aluminum + iron), fanless

Chassis size: 199mm*100mm*45mm (L×W×H)

Weight: 0.9kg

Installation method: rail and wall

Exchange characteristics:

Forward frame length: up to 9K bytes

MAC address capacity: 8K

Data cache: 2M

Number of VLANs: 4K

Exchange delay: <10us

VLAN mode: Acess/Trunk/Hybrid

QINQ: Support

Bandwidth management: port speed limit in and out direction

Speed limit granularity: 0~1G, Step 100Kbps

Extended loopback: port-based: supported

Link aggregation/LACP: Support load balancing, support port protection

Spanning Tree Protocol: Support STP, RSTP, MSTP

Industrial ring network: Support ERPS, ring network protection switching time <20ms

QOS stream classification: support

QOS Priority Trust: Support

QOS queue number: 4

QOS queue scheduling: SP, WRR

QOS streaming strategy: support

Storm suppression type: broadcast, multicast, unknown unicast

Storm suppression is global based: support

ACL based on MAC: support

ACL based on IP: support

ACL based on VLAN: support

Number of ACL entries: 256

OAM: 802.3 ah: support

802.1ag: support

standard:

IEEE 802.3 10Base-T

IEEE 802.3u 100Base-T

IEEE 802.3ab 1000Base-T

IEEE 802.3z 1000Base-X

Industry standard:

EMI: FCC CFR47 Part 15, EN55022/CISPR22, Class A

EMS:

IEC61000-4-2 (ESD): ±8kV (contact), ±15kV (air)

IEC61000-4-3 (RS): 10V/m (80MHz-2GHz)

IEC61000-4-4 (EFT): Power Port: ±4kV; Data Port: ±2kV

IEC61000-4-5 (Surge): Power Port: ±2kV/DM, ±4kV/CM; Data Port: ±2kV

IEC61000-4-6 (CS): 3V (10kHz-150kHz); 10V (150kHz-80MHz)

IEC61000-4-16 (Common mode conduction): 30V (cont.), 300V (1s)

Mechanical standards:

Machinery:

IEC60068-2-6 (Vibration)

IEC60068-2-27 (Shock)

IEC60068-2-32 (Free Fall)

Environmental conditions:

Operating temperature: -40 to 85°C

Storage temperature: -45 to 85°C

Relative humidity: 5 to 95% (no condensation)