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    S1720-20GFR-4TP
    S1720-20GFR-4TP(16 Gigabit Ethernet ports ,2 Gig SFP and 2 dual-purpose 10/100/1000 or SFP,AC 110/220V)
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    • Product description
    • Logistics & Payment
    • Warranty description
    • Evaluation
    • Download related information

    S1720-20GFR-4TP Overview

    Huawei S1720-20GFR-4TP is an Web/SNMP-based switch. It’s one of the S1700 Series Enterprise Switches which are easy to install and maintain, and are ideal for small- and medium-size enterprises, Internet cafes, hotels, and schools.

    Table 1 shows the Quick Specs.

    Product Code

    S1720-20GFR-4TP

    Type

    Web/SNMP-based Switch

    Downlink Ports

    16 Ethernet 10/100/1000 ports

    Uplink Ports

    2 Gig SFP and 2 dual-purpose 10/100/1000 or SFP

    MAC Address

    16 K MAC

    Forwarding Performance

    30 Mpps

    Switching Capacity

    128 Gbit/s

    Input Voltage

    100 V to 240 V AC, 50/60 Hz

    Heat Dissipation

    Fan-free natural heat dissipation

    Dimensions (W x D x H)

    44.2cm × 22cm × 4.36cm

    Weight

    3.46 Kg




    Table 2 shows the numbers’ descriptions.

    Indicator/Button

    Color

    Description

    Service port indicator

    Meanings of service port indicators vary in different modes.

    See the Table 3.

    PWR :

    power indicator

    Off

    The switch is powered off.

    Green

    Steady on: The power module is supplying power normally.

    SYS:

    system status indicator

    Off

    The system is not running.

    Green

    - Fast blinking: The system is starting.

    - Slow blinking: The system is running normally.

    Red

    Steady on: The system does not work normally after registration, or a temperature alarm has been generated.

    SPED:

    speed indicator

    Off

    The speed mode is not selected.

    Green

    Steady on: The speed mode is selected. In this mode, service port indicators show port speeds.

    After 45 seconds, the service port indicators automatically restore to the status mode.

    MODE:

    mode switch button

    - Press this button once, the service port indicators change to the speed mode and show the speed of each service port.

    - Press this button again, the service port indicators restore to the default mode and show the connection status of each service port.

    - If you do not press this button within 45 seconds, the service port indicators restore to the default mode. In this case, the SPED indicator is off.

    Table 3 shows the Service port indicators’ descriptions.

    Service port indicators

    Color

    Description

    Default mode

    Off

    No connection is set up on the port or the port has been shut down.

    Green

    Steady on: The port is connected.

    Blinking: The port is transmitting or receiving data.

    Speed mode

    Green

    Off: The port is not connected or has been shut down.

    Steady on: The port is operating at 10/100 Mbit/s.

    Blinking: The port is operating at 1000 Mbit/s.


    The Optical Transceiver

    Table 4 shows the recommended optical transceivers for 1720-20GFR-4TP.

    Models

    Description

    SFP-FE-SX-MM1310

    Optical Transceiver,SFP,100M/155M,Multi-mode Module(1310nm,2km,LC)

    eSFP-FE-LX-SM1310

    Optical Transceiver,eSFP,100M/155M,Single-mode Module(1310nm,15km,LC)

    S-SFP-FE-LH40-SM1310

    Optical Transceiver, eSFP, FE, Single-mode Module(1310nm,40km,LC)

    SFP-1000BaseT

    Electrical Transceiver, SFP, GE, Electrical Interface Module(100m,RJ45)

    eSFP-GE-SX-MM850

    Optical Transceiver, eSFP, GE, Multi-mode Module(850nm,0.55km,LC)

    SFP-GE-LX-SM1310

    Optical Transceiver, eSFP, GE, Single-mode Module(1310nm,10km,LC)

    S-SFP-GE-LH40-SM1310

    Optical Transceiver, eSFP, GE, Single-mode Module(1310nm,40km,LC)

    S-SFP-GE-LH40-SM1550

    Optical Transceiver, eSFP, GE, Single-mode Module(1550nm,40km,LC)

    Compare to Similar Item

    Table 5 shows the comparison between S1720-20GFR-4TP and S1720-28GFR-4TP.

    Model

    S1720-20GFR-4TP

    S1720-28GFR-4TP

    Downlink Ports

    16 Ethernet 10/100/1,000 ports

    24 Ethernet 10/100/1,000 ports

    Uplink Ports

    2 Gig SFP and 2 dual-purpose 10/100/1,000 or SFP

    2 Gig SFP and 2 dual-purpose 10/100/1,000 or SFP

    Forwarding Performance

    30 Mpps

    42 Mpps

    Switching Capacity

    128 Gbit/s

    128 Gbit/s


              

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    Shipping Zones

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    By Air Cargo

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    1-2 Days

    2-3 Days

    North America

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    2-3 Days

    South America

    3-4 Days

    4-5 Days

    Europe

    2-3 Days

    3-4 Days

    Oceania

    2-3 Days

    3-4 Days

    Africa

    3-5 Days

    4-7 Days

    Middle East

    3-5 Days

    4-7 Days

     

     

     

     


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