# layer 2 switch
**Wikidata**: [Q12504595](https://www.wikidata.org/wiki/Q12504595)  
**Source**: https://4ort.xyz/entity/layer-2-switch

## Summary
A layer 2 switch is a specific type (subclass) of network switch. As a network switch, it is a computer networking device that uses packet switching to forward data and is a component of Internet infrastructure and of each computer network.

## Key Facts
- Layer 2 switch is a subclass of the network switch class.
- As a network switch, it is a computer networking device that uses packet switching to forward data.
- Network switches are one main component of the Internet infrastructure and of each computer network.
- Alias: L2スイッチ.
- Sitelink count (for this entity): 2.
- Wikipedia language pages available: Indonesian (id) and Japanese (ja).
- Parent class (network switch) sitelink count: 60.
- Google Knowledge Graph IDs: /g/112yfw9n4 and /g/11jnyd2dc9.

## FAQs
### Q: What is a layer 2 switch?
A: A layer 2 switch is a specific type of network switch. It is a computer networking device that uses packet switching to forward data.

### Q: How does a layer 2 switch relate to a network switch?
A: A layer 2 switch is defined as a subclass of the network switch class, so it falls under the broader category of devices that use packet switching to forward data in computer networks.

### Q: What other names does a layer 2 switch go by?
A: It is also known by the alias "L2スイッチ" (Japanese).

### Q: Where can I find more information about layer 2 switch online?
A: There are Wikipedia pages in Indonesian and Japanese. The entity is also represented in Google's Knowledge Graph under IDs /g/112yfw9n4 and /g/11jnyd2dc9.

## Why It Matters
Layer 2 switches matter because they are a defined type within the broader class of network switches, which are fundamental devices in computer networking. Network switches use packet switching to forward data between connected devices. As components of Internet infrastructure and of individual computer networks, switches enable data to move between devices efficiently and form part of the fabric that connects systems and services. Knowing that a layer 2 switch is a specific subclass helps in classifying networking equipment, locating language-specific documentation, and integrating resources across knowledge systems (for example, matching Wikipedia pages or Knowledge Graph identifiers). For engineers, administrators, and knowledge managers, clear classification and identifiers (aliases, sitelinks, and KG IDs) make it easier to find, compare, and reference the right device type within network inventories and documentation.

## Notable For
- Being a defined subclass of the broader network switch class.
- Sharing the primary function of network switches: using packet switching to forward data.
- Alias in Japanese: L2スイッチ.
- Having dedicated Wikipedia pages in Indonesian and Japanese (sitelink_count: 2).
- Presence in Google Knowledge Graph with IDs /g/112yfw9n4 and /g/11jnyd2dc9.

## Body
### Definition
- Entity name: layer 2 switch.
- Classified as a subclass_of: network switch.
- Alias: L2スイッチ.

### Relationship to network switch
- The parent class "network switch" is defined as a computer networking device that uses packet switching to forward data.
- Network switches are described as one main component of the Internet infrastructure and of each computer network.
- As a subclass, a layer 2 switch is a specific type within that parent category.

### Identifiers and links
- Sitelink count for layer 2 switch: 2.
- Available Wikipedia language pages: Indonesian (id), Japanese (ja).
- Google Knowledge Graph IDs: /g/112yfw9n4 and /g/11jnyd2dc9.
- Parent (network switch) sitelink_count: 60.

### Classification notes
- Subclass relationship places the layer 2 switch under the general functional description of network switches (packet switching and data forwarding).
- Alias usage: the Japanese alias L2スイッチ is associated with this entity for language-specific references.