NETGEAR GS750E User Manual
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NETGEAR GS750E User Manual

48-port gigabit ethernet plus switch with 2 sfp ports
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User Manual
48-Port Gigabit Ethernet Plus Switch
with 2 SFP Ports
Model GS750E
November 2021
202-11784-04
NETGEAR, Inc.
350 E. Plumeria Drive
San Jose, CA 95134, USA

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  • Page 1 User Manual 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E NETGEAR, Inc. November 2021 350 E. Plumeria Drive 202-11784-04 San Jose, CA 95134, USA...
  • Page 2 See the regulatory compliance document before connecting the power supply. For NETGEAR’s Privacy Policy, visit https://www.netgear.com/about/privacy-policy. By using this device, you are agreeing to NETGEAR’s Terms and Conditions at https://www.netgear.com/about/terms-and-conditions. If you do not agree, return the device to your place of purchase within your return period.
  • Page 3 Revised Configure the switch on page 7. Revised Access a switch that is connected to a network on page 8. Added Use the NETGEAR Switch Discovery Tool to access the switch on page Added Access the switch from a Mac using Bonjour on page 11.

  • Page 4: Table Of Contents

    Access the switch using a web browser..........7 Access a switch that is connected to a network......8 Access a switch that is off-network..........9 Use the NETGEAR Switch Discovery Tool to access the switch..9 Access the switch from a Mac using Bonjour........11 Change the switch password............11 Change the language of the device UI..........12...
  • Page 5 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Disable Bonjour for discovery............42 Manage automatic denial of service..........43 Chapter 5 Manage Network Settings Specify IP address settings for the switch........46 Use browser-based access to specify the switch IP address..46 Manage multicast traffic with IGMP snooping........47...

  • Page 6: Chapter 1 Get Started

    Get Started This user manual is for the NETGEAR 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports, model GS750E. This chapter covers the following topics: • Related documentation • Configure the switch • Access the switch using a web browser •...

  • Page 7: Related Documentation

    IP address. If you use a Mac or a 64-bit Windows-based computer, you can use the NETGEAR Switch Discovery Tool to discover the switch in your network and access the local browser–based management interface of the switch.

  • Page 8: Access A Switch That Is Connected To A Network

    To determine the IP address of the switch, do one of the following: • If you use a Mac or a 64-bit Windows-based computer, use the NETGEAR Switch Discovery Tool to detect the IP address (see Use the NETGEAR Switch Discovery Tool to access the switch on page 9).

  • Page 9: Access A Switch That Is Off-Network

    Depending on your model switch, the NETGEAR Switch Discovery Tool lets you discover the switch in your network and access the device UI of the switch from a Mac or a Windows-based computer.
  • Page 10 Switch Discovery Tool to access the switch. 9. Click the Start Searching button. The Switch Discovery Tool displays a list of NETGEAR switches that it discovers on the selected network. For each switch, the tool displays the IP address.

  • Page 11: Access The Switch From A Mac Using Bonjour

    Access the switch from a Mac using Bonjour If your Mac supports Bonjour, you can use the following procedure. If your Mac does not support Bonjour, see Use the NETGEAR Switch Discovery Tool to access the switch on page 9.

  • Page 12: Change The Language Of The Device Ui

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E To change the password: 1. Connect your computer to the same network as the switch. You can use a WiFi or wired network connection, or connect directly to a switch that is off-network using an Ethernet cable.

  • Page 13: Register Your Product

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E The login window opens. 4. Enter the switch password. The default password is password. The password is case-sensitive. The Switch Information page displays. 5. From the language menu at the top right of the page, select a language.
  • Page 14 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 7. Follow the onscreen process to register your product. Get Started User Manual...

  • Page 15: Chapter 2 Use Vlans For Traffic Segmentation

    Use VLANS for Traffic Segmentation This chapter covers the following topics: • VLAN overview • Create basic port-based VLANs • Assign ports to multiple port-based VLANs • Create 802.1Q-based VLANs in a basic configuration • Create 802.1Q-based VLANs in an advanced configuration •...

  • Page 16: Vlan Overview

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E VLAN overview Virtual LANs (VLANs) are made up of networked devices that are grouped logically into separate networks. You can group ports on a switch to create a virtual network made up of the devices connected to the ports.
  • Page 17 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E The default password is password. The password is case-sensitive. The Switch Information page displays. 5. Select VLAN. The Basic Port-based VLAN Status page displays. 6. If this is the first time that you are accessing this page or if you are changing the VLAN assignment method, select the Enable radio button and continue with Step Otherwise, see Step 9.

  • Page 18: Assign Ports To Multiple Port-Based Vlans

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Assign ports to multiple port-based VLANs A port-based VLAN configuration lets you assign ports on the switch to a VLAN. The number of VLANs is limited to the number of ports on the switch. In an advanced port-based VLAN configuration, you can assign a single port to multiple VLANs.

  • Page 19: Create 802.1Q-Based Vlans In A Basic Configuration

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E The VLAN Configuration and VLAN Membership sections display. 9. In the VLAN Identifier menu, select the VLAN. 10. Select the ports that you want to add to the VLAN by doing the following: a.
  • Page 20 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E To create 802.1Q-based VLANs in a basic configuration: 1. Connect your computer to the same network as the switch. You can use a WiFi or wired network connection, or connect directly to a switch that is off-network using an Ethernet cable.

  • Page 21: Create 802.1Q-Based Vlans In An Advanced Configuration

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E The Basic 802.1Q VLAN Identifier table displays. 9. Under each port to be added to a VLAN, enter the ID of the VLAN. You can enter a VLAN ID from 1 to 4093. If all the VLANs share an uplink to the Internet or servers, enter all in the VLAN ID field for the port that you want to use for the uplink.
  • Page 22 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 3. In the address field of your web browser, enter the IP address of the switch. If you do not know the IP address of the switch, see Access the switch using a web browser on page 7.

  • Page 23: Add Tagged Or Untagged Ports To An 802.1Q-Based Vlan

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Note: To delete a VLAN, select the check box for the VLAN and click the Delete button. Add tagged or untagged ports to an 802.1Q-based VLAN After you define a VLAN ID using the advanced 802.1Q VLAN option (see Create 802.1Q-based VLANs in an advanced configuration on page 21), you must add ports...

  • Page 24: Specify A Port Pvid For An 802.1Q-Based Vlan

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E You can select VLAN Membership only if you already enabled the advanced 802.1Q VLAN option (see Create 802.1Q-based VLANs in an advanced configuration on page 21). 7. In the VLAN ID menu, select the VLAN.
  • Page 25 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E To assign a PVID to one or more ports: 1. Connect your computer to the same network as the switch. You can use a WiFi or wired network connection, or connect directly to a switch that is off-network using an Ethernet cable.

  • Page 26: Manage The Voice Vlan

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 8. Enter the PVID. You can enter a PVID only for a VLAN that already exists. 9. Click the Apply button. Your settings are saved. Manage the voice VLAN The switch supports a voice VLAN to facilitate voice over IP (VoIP) traffic.

  • Page 27: Enable The Voice Vlan Mode For Ports

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E The login page displays. 4. Enter the switch password. The default password is password. The password is case-sensitive. The Switch Information page displays. 5. Select VLAN > Voice VLAN > Properties.

  • Page 28: Manage The Oui Table

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 5. Select VLAN > Voice VLAN > Port Settings. 6. Select one or more ports. 7. In the Voice VLAN Mode menu, select Enable. By default, the voice VLAN mode is disabled for all ports.
  • Page 29 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 3. In the address field of your web browser, enter the IP address of the switch. If you do not know the IP address of the switch, see Access the switch using a web browser on page 7.
  • Page 30 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E • To change an existing OUI prefix in the table, do the following: a. Select the OUI. b. Change the OUI in the Telephony (OUIs) field, change the description in the Description field, or change both.

  • Page 31: Chapter 3 Optimize Performance With Quality Of Service

    Optimize Performance With Quality of Service This chapter covers the following topics: • Enable 802.1p/DSCP-based quality of service • Configure port-based quality of service • Set up rate limiting • Set up broadcast filtering...

  • Page 32: Enable 802.1P/Dscp-Based Quality Of Service

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Enable 802.1p/DSCP-based quality of service 802.1p/DSCP-based priority uses a field in the data packet header that identifies the class of data in the packet (for example, voice or video). When 802.1p/DSCP-based priority is used, the switch reads information in the packet header to determine the priority to assign to the packet.

  • Page 33: Configure Port-Based Quality Of Service

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Configure port-based quality of service You can assign a priority to all data passing through a particular port. Data with a higher priority is transmitted faster. If packets arrive at several ports at the same time, the ports configured as higher priority transmit their packets first.

  • Page 34: Set Up Rate Limiting

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Your settings are saved and the Port Priority table displays. 9. To set the port priority for one or more ports, do the following: a. Select one or more ports.

  • Page 35: Set Up Broadcast Filtering

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E If you do not know the IP address of the switch, see Access the switch using a web browser on page 7. The login page displays. 4. Enter the switch password.
  • Page 36 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E you to select a storm control rate for each port. Others assign a predetermined storm control rate for all ports on the switch. If broadcast traffic on any port exceeds the threshold that you set, the switch temporarily blocks (discards) the broadcast packets.
  • Page 37 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Your settings are saved and the Storm Control Rate table displays. 8. Set the storm control rate by doing the following: a. Select one or more ports. b. In the Storm Control Rate menu, select the maximum rate.

  • Page 38: Chapter 4 Manage Security

    Manage Security This chapter covers the following topics: • Manage access control • Set the switch management mode • Disable Bonjour for discovery • Manage automatic denial of service...

  • Page 39: Manage Access Control

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Manage access control Access control allows you to control which devices can access the switch over a web browser for management purposes. By default, access control is disabled. By adding one or more devices to the Access Control table, access control is enabled and only devices in the table are allowed to access the switch over a web browser.

  • Page 40: Remove Devices From The Access Control Table

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 4. Enter the switch password. The default password is password. The password is case-sensitive. The Switch Information page displays. 5. Select System > Maintenance > Access Control. 6. For a device or range of devices that must be able to access the switch, configure the following settings: •...

  • Page 41: Set The Switch Management Mode

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E The default password is password. The password is case-sensitive. The Switch Information page displays. 5. Select System > Maintenance > Access Control. 6. Select one or more devices. To select all devices in the table, select the check box in the table heading.

  • Page 42: Disable Bonjour For Discovery

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 4. Enter the switch password. The default password is password. The password is case-sensitive. The Switch Information page displays. 5. Select System > Management > Switch Management Mode. The Switch Management Mode page displays.

  • Page 43: Manage Automatic Denial Of Service

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 5. Select System > Management > Switch Management Mode. The Switch Management Mode page displays. 6. Select the Disable radio button. By default, the Enable radio button is selected.
  • Page 44 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 7. Click the Apply button. Your settings are saved. Manage Security User Manual...

  • Page 45: Chapter 5 Manage Network Settings

    Manage Network Settings This chapter covers the following topics: • Specify IP address settings for the switch • Use browser-based access to specify the switch IP address • Manage multicast traffic with IGMP snooping • Set up link aggregation...

  • Page 46: Specify Ip Address Settings For The Switch

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Specify IP address settings for the switch By default, the switch IP address works as follows: • If you cable the switch to a network with a DHCP server before you power on the switch, the DHCP server assigns an IP address to the switch when the switch is powered on.

  • Page 47: Manage Multicast Traffic With Igmp Snooping

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 5. In the DHCP Mode menu, select Disable. The IP Address, Subnet Mask, and Gateway Address fields are enabled. 6. Enter the IP address, subnet mask, and gateway address.

  • Page 48: Customize Igmp Snooping

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Customize IGMP snooping By default, IGMP snooping is enabled. You can customize the settings for your network. To customize IGMP snooping: 1. Connect your computer to the same network as the switch.

  • Page 49: Specify A Vlan For Igmp Snooping

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Some network devices might not conform to the IGMPv3 standard. When the Validate IGMPv3 IP header option is enabled, IGMP messages are required to include TTL = 1, ToS Byte = 0xC0 (Internetwork Control), and the router alert IP option (9404) must be set.

  • Page 50: Enable The Auto-Video Configuration

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E The default password is password. The password is case-sensitive. The Switch Information page displays. 5. Select System > Multicast. 6. Select the IGMP Snooping Status Enable radio button. By default, the Enable radio button is selected.

  • Page 51: Set Up Link Aggregation

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E If you do not know the IP address of the switch, see Access the switch using a web browser on page 7. The login page displays. 4. Enter the switch password.

  • Page 52: Set Up A Static Link Aggregation Group

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Set up a static link aggregation group The switch can support eight LAGs, which can be a combination of static link aggregation and LACP groups. You must set up LAG membership before you can enable LAGs.

  • Page 53: Set Up A Link Aggregation Control Protocol Group

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 10. To enable the LAG for which you just set up the port membership, do the following: a. Select System > LAG > LAG Configuration. b. Select the LAG ID of the LAG for which you just set up the port membership.
  • Page 54 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 5. Select System > LAG > LAG Membership. 6. In the LAG ID menu, select the LAG ID. You can select a LAG ID from 1 to 8. 7. Enter a name in the LAG Name field.

  • Page 55: Set Up The Lacp System Priority For The Switch

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Set up the LACP system priority for the switch The LACP system priority specifies the link aggregation priority of the switch relative to the devices at the other ends of the links on which link aggregation is enabled. The default is 32768.
  • Page 56 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E To specify LACP port priority value and LACP time-out value for a port: 1. Connect your computer to the same network as the switch. You can use a WiFi or wired network connection, or connect directly to a switch that is off-network using an Ethernet cable.
  • Page 57 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Your settings are saved. Manage Network Settings User Manual...

  • Page 58: Chapter 6 Manage And Monitor The Switch

    Manage and Monitor the Switch This chapter covers the following topics: • Manage flow control • Manage the port speed and the port status • Enable loop prevention • Manage power saving options • Manually download and upgrade the firmware •...

  • Page 59: Manage Flow Control

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Manage flow control Flow control works by pausing a port if the port becomes oversubscribed. It drops all traffic for small intervals of time during the congestion condition. You can enable or disable IEEE 802.3x flow control.

  • Page 60: Manage The Port Speed And The Port Status

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 8. Click the Apply button. Your settings are saved. Manage the port speed and the port status By default, the port speed on all ports is set automatically after the switch determines the speed using autonegotiation with the link partner.

  • Page 61: Enable Loop Prevention

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 5. Select System > Management > Port Status. 6. Select one or more ports. 7. In the Speed menu, select one of the following options: • Auto. The port speed is set automatically after the switch determines the speed using autonegotiation with the link partner.

  • Page 62: Manage Power Saving Options

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E to process traffic. The loop status (that is, port blocking and LED blinking) is cleared if the switch does not detect the loop for a period of about 16 seconds.

  • Page 63: Manually Download And Upgrade The Firmware

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E disable portions of their functionality and save power during periods of low link utilization. To manage the power saving options: 1. Connect your computer to the same network as the switch.

  • Page 64: Reboot The Switch

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 3. Download the firmware to your computer. 4. Read the new firmware release notes to find out if you must reconfigure the switch after upgrading. 5. Connect your computer to the same network as the switch.

  • Page 65: Save The Switch Configuration

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 3. In the address field of your web browser, enter the IP address of the switch. If you do not know the IP address of the switch, see Access the switch using a web browser on page 7.

  • Page 66: Restore A Saved Switch Configuration

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 6. Click the Save button. A pop-up window opens. Depending on the settings of your browser, you can select a location to save the switch configuration file (a .cfg file).

  • Page 67: Enable Port Mirroring

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E To restore factory settings: 1. Connect your computer to the same network as the switch. You can use a WiFi or wired network connection, or connect directly to a switch that is off-network using an Ethernet cable.
  • Page 68 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 4. Enter the switch password. The default password is password. The password is case-sensitive. The Switch Information page displays. 5. Select System > Monitoring > Mirroring. 6. In the Destination Port menu, select the destination port.

  • Page 69: View Switch Information Or Change The Switch Device Name

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E View switch information or change the switch device name You can view the switch product name (model), serial number, MAC address, firmware version, DHCP mode, and other network information.

  • Page 70: View Or Clear The Port Statistics

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 5. To change the switch device name, do the following: a. In the Switch Name field, enter a name of up to 20 characters. b. Click the Apply button.
  • Page 71 48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 5. Select System > Monitoring > Port Statistics. 6. To clear the port statistics, click the Clear Counters button. All statistics counters change to 0. Manage and Monitor the Switch...

  • Page 72: Chapter 7 Diagnostics And Troubleshooting

    Diagnostics and Troubleshooting This chapter covers the following topics: • Test cable connections • Resolve a subnet conflict to access the switch...

  • Page 73: Test Cable Connections

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E Test cable connections You can use the cable diagnostic feature to easily find out the health status of network cables. If any problems exist, this feature helps quickly locate the point where the cabling fails, allowing connectivity issues to be fixed much faster, potentially saving technicians hours of troubleshooting.

  • Page 74: Resolve A Subnet Conflict To Access The Switch

    48-Port Gigabit Ethernet Plus Switch with 2 SFP Ports Model GS750E 6. Select one or more check boxes. 7. Click the Test Selected Port button. The switch tests the cable connection for the selected ports and displays the results. This process might take up to a few minutes.

  • Page 75: Appendix A Factory Default Settings

    Factory Default Settings You can return the switch to its factory settings. Use the end of a paper clip or some other similar object to press and hold the Factory Defaults button on the front panel of the switch for at least two seconds. The switch resets and returns to the factory settings that are shown in the following table.
  • Page 76 Table 1. Factory default settings (Continued) Feature Setting Power saving mode Enabled Bonjour Enabled Auto-DoS mode Enabled...

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