How Does an Unmanaged Network Switch Work?

An unmanaged switch automatically learns the MAC addresses of devices connected to its ports.

When a device sends an Ethernet frame, the switch examines the source MAC address and associates it with the port where that device is connected. The switch builds an internal MAC address table as devices communicate across the network.

When another Ethernet frame arrives, the switch examines the destination MAC address and determines where the frame should be forwarded.

This allows the switch to direct traffic toward the appropriate port rather than unnecessarily sending every frame to every connected device.

Because this switching process occurs automatically, users generally do not need to configure the switch before connecting network equipment.

Why Choose an Unmanaged Network Switch?

The simplicity of an unmanaged switch can be a significant advantage for the right application.

Unmanaged switches generally require little or no configuration. Connect the network cables, apply power, and the switch can begin forwarding compatible Ethernet traffic.

An unmanaged switch can add additional Ethernet ports to an existing network, allowing more devices to connect without replacing the existing network infrastructure.

When advanced management capabilities are unnecessary, an unmanaged switch can provide the required connectivity without the additional configuration and management functions of a managed switch.

Unmanaged switches with SFP or dedicated fiber interfaces can connect copper Ethernet equipment to fiber optic infrastructure.

Because there is generally no management interface or network configuration to maintain, unmanaged switches are straightforward to deploy and operate.

Unmanaged switches are particularly useful at the edge of a larger network, where basic connectivity is needed for cameras, sensors, industrial equipment, computers, wireless access points, or other Ethernet devices.

Features of VERSITRON Unmanaged Ethernet Switches

Depending on the model, VERSITRON unmanaged switches can provide features including:

• RJ45 Ethernet ports
• 10/100 Mbps Ethernet connectivity
• 10/100/1000 Mbps Gigabit Ethernet connectivity
• SFP fiber ports
• Multimode fiber compatibility
• Singlemode fiber compatibility
• Auto-negotiation
• Full- and half-duplex operation where supported
• Auto-MDI/MDIX
• IEEE 802.3 Ethernet compatibility
• IEEE 802.3x flow control
• Backpressure flow control
• Fiber optic uplink options
• Commercial and industrial configurations
• Plug-and-play operation

Many VERSITRON models combine copper Ethernet ports with fiber optic interfaces, allowing network designers to integrate existing copper equipment with fiber infrastructure.

Unmanaged Fiber Switches for Long-Distance Networking

One of the primary advantages of incorporating fiber into an unmanaged switch is the ability to extend network connectivity beyond the typical reach of copper Ethernet.

Fiber optic cable can support significantly longer transmission distances while providing immunity to electromagnetic and radio-frequency interference.

This makes unmanaged fiber switches useful in applications such as:

• Connecting buildings
• Extending industrial networks
• Connecting remote surveillance cameras
• Utility and infrastructure networks
• Transportation systems
• Outdoor network installations
• Electrically noisy industrial environments
• Long-distance Ethernet links

Fiber also provides electrical isolation between connected equipment, which can be valuable in environments where ground potential differences, electrical noise, or transient conditions are concerns.

Unmanaged vs. Managed Network Switches

The primary difference between managed and unmanaged switches is the level of control available to the network administrator.

Unmanaged switches are designed for straightforward connectivity. They automatically forward Ethernet traffic without requiring the user to configure the network.

Managed switches provide configuration and monitoring capabilities. Depending on the model, administrators can configure VLANs, QoS, redundancy protocols, port security, bandwidth controls, port mirroring, SNMP, and other network functions.

An unmanaged switch is generally appropriate when:

• The network is relatively simple
• Advanced traffic management is unnecessary
• Plug-and-play installation is preferred
• The switch is being used as an edge device
• Network segmentation is not required
• Remote configuration and monitoring are not required

A managed switch may be more appropriate when:

• VLANs are required
• Network traffic needs to be monitored
• Redundant network paths are needed
• Quality of Service is required
• Port-level security is important
• Network administrators need remote management

VERSITRON offers both unmanaged and managed switches, allowing customers to select the appropriate level of network control for their application.

Explore Managed Network Switches

Applications of Unmanaged Network Switches

VERSITRON unmanaged switches can be used in a variety of commercial, industrial, security, and infrastructure applications.

Unmanaged switches can connect IP cameras and other Ethernet-based surveillance equipment in applications where advanced network management is not required.

Fiber uplinks can be used when cameras or surveillance equipment are located at extended distances from the monitoring or network equipment.

Industrial Unmanaged Switches can provide basic Ethernet connectivity between automation equipment, controllers, sensors, and other industrial devices.

Small offices and businesses can use unmanaged switches to expand the number of available Ethernet connections without requiring a dedicated network administrator.

Unmanaged switches can connect wireless access points and other network equipment to network infrastructure.

Compact industrial unmanaged switches can provide connectivity for equipment deployed in transportation, traffic monitoring, and other infrastructure applications.

Unmanaged switches can function as edge devices that connect several local devices to a larger network through a fiber or Ethernet uplink.

How to Choose an Unmanaged Network Switch

Several factors should be considered when selecting an unmanaged switch.

Determine how many devices need to be connected today and whether additional ports may be required as the network grows.

Choose between Fast Ethernet and Gigabit Ethernet based on the bandwidth requirements of the connected devices and network.

If fiber is required, determine whether the application needs multimode or singlemode fiber, SFP connectivity, and the required transmission distance.

A standard commercial switch may be appropriate for offices and controlled environments, while industrial applications may require a hardened switch designed for more demanding operating conditions.

If the network needs to provide power to compatible devices such as IP cameras or wireless access points, a PoE switch should be considered.

Consider available space, mounting requirements, power requirements, and environmental conditions when selecting the appropriate model.

Frequently Asked Questions About Unmanaged Network Switches

Unmanaged switches can be used wherever simple Ethernet connectivity is required without advanced network management.

Common applications include small offices, surveillance systems, industrial edge networks, wireless access points, standalone systems, and remote network segments.

In many cases, a managed switch can provide basic switching functionality without requiring advanced features to be configured. However, whether a particular managed switch can effectively operate without management configuration depends on the switch design.

If advanced management capabilities are not needed, a purpose-built unmanaged switch can provide a simpler solution.

A typical unmanaged switch does not provide user-configurable VLAN functionality.

If your network requires multiple VLANs, VLAN tagging, or traffic segmentation, a managed switch designed to support those functions should be used.

An unmanaged switch uses MAC addresses internally to learn where connected devices are located and determine where Ethernet frames should be forwarded.

However, unlike a managed switch, an unmanaged switch generally does not provide a user-accessible management interface for viewing or configuring its MAC address table.

A typical unmanaged switch does not require a user-configurable IP address because it does not provide a network management interface.

This is one of the characteristics that makes unmanaged switches simple to install.

Unmanaged switches are designed to be straightforward to install. In a typical installation, network cables are connected to the appropriate ports and power is applied.

However, the overall network installation may still require knowledge of Ethernet, fiber optic cabling, SFP modules, IP addressing, and other network components depending on the application.

Yes. VERSITRON offers unmanaged switches with fiber optic interfaces, including models using SFP modules.

These switches can connect Ethernet devices to fiber infrastructure and can be used for longer-distance network connections.

Yes. An unmanaged switch can be connected to another Ethernet switch to expand network connectivity.

The overall network architecture should be designed according to the required bandwidth, transmission distance, and number of connected devices.

Yes. VERSITRON offers unmanaged industrial switches designed for applications where network equipment may need to operate under more demanding environmental conditions.

The installation process varies by model, but a typical fiber switch installation includes:

1. Install the appropriate SFP module if the switch uses SFP-based fiber ports.
2. Connect the appropriate fiber optic cable to the SFP or fiber interface.
3. Connect Ethernet devices to the RJ45 ports as required.
4. Connect the switch to its appropriate power source.
5. Verify the link and activity indicators.
6. Confirm communication between the connected network devices.

Always follow the installation instructions supplied with the specific switch model.

VERSITRON Unmanaged Network Switches

VERSITRON has provided fiber optic and Ethernet networking solutions since 1958. Our unmanaged switches are designed for customers who need reliable, straightforward network connectivity without the complexity of managed network equipment.

Whether you need a compact Ethernet switch for a small network, a Gigabit switch for higher-speed connectivity, or an industrial fiber switch for a demanding environment, VERSITRON offers configurations designed for a wide range of applications.

Our combination of copper Ethernet and fiber optic connectivity allows customers to integrate unmanaged switches into both new and existing network infrastructure.

Need Help Selecting an Unmanaged Switch?

The appropriate unmanaged switch depends on the number of connected devices, network speed, fiber requirements, transmission distance, installation environment, and other application requirements.

If you are unsure which unmanaged network switch is appropriate for your network, contact VERSITRON. Our technical team can help you identify the appropriate combination of ports, fiber interfaces, speed, and environmental requirements.