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Remote working has become a new normal due to the COVID-19 pandemic. However, this transition is not safe because cyber threats have already migrated from our workplaces to our homes at an alarming rate.

Therefore, we are bound to use the right security tools that help our organizations and employees secure their official resources accordingly. In situations like these, the role of a VPN concentrator plays a crucial role.

Continue reading this post to know what it is all about and what are its major pros and cons.

What is a VPN concentrator?

A VPN concentrator is a device that remotely manages multiple VPN tunnels at a time. In simple words, it is an advanced router responsible for handling several secure connections in a given network.

It performs a similar job to a VPN, encrypting users’ incoming and outgoing data. Similarly, it creates secure tunnels using security protocols on a larger scale. It is a server-side feature that enhances the performance of a VPN router significantly. 

This way, a VPN router can serve thousands of users at a time accordingly. Furthermore, it also creates a secure VPN tunnel for each user appropriately.

A VPN concentrator is a hardware device with dedicated software that simultaneously handles numerous VPN connectionsGovernment organizations and private multinational corporations rely on VPN concentrators quite heavily.

They need secure remote connections that help them protect their remote workers’ online privacy. If your large-scale organization requires a secure remote connection, use a VPN concentrator. Therefore, we highly recommend reading our blog to learn more about the Best VPN.

What does a VPN concentrator do?

A VPN concentrator performs the following tasks, including:

  • Offers end-to-end encryption to remote users through a centralized network
  • Creates encrypted tunnels ideal for securing users’ traffic
  • Masks users’ actual IP addresses through alternate IP addresses
  • Manages network communications and cryptographic keys via standard protocols

When organizations use VPN concentrators, they can comprehensively protect their employees’ digital footprints.

Why should companies use VPN Concentrators?

Organizations must use VPN concentrators when they want their thousands of remote employees to connect to their corporate networks securely. Performance-wise, they are highly productive. Similarly, VPN concentrators are easily expandable thanks to Scalable Encryption (SEP) modules.

Famous VPN Concentrators

Luckily, you can opt for different VPN concentrators depending on your organizational requirements hassle-free. Here is the list that includes some of the best VPN concentrators:

  • Cisco Meraki VPN concentrator
  • ShoreTel VPN concentrator
  • Aruba VPN concentrator

 Cisco Meraki

If we discuss the Cisco Meraki VPN concentrator, they are easily deployable and perfect for large companies or organizations.


ShoreTel is another VPN concentrator suitable for creating a secure IP telephony network remotely. This way, organizations can safeguard their IP phones accordingly.


Companies can consider using Aruba VPN concentrators to interconnect their corporate networks with remote employees without any difficulty.

Pros and Cons

Like other online security tools, VPN concentrators have some upsides and downsides too. Organizations or companies need to be aware of such advantages and disadvantages if they want to make full use of this amazing online security solution.


    • Suitable for large companies or organizations
    • Encrypts users’ online traffic
    • Authenticates users who want to access the centralized system


  • Maintenance cost is relatively high

Wrapping Up

So, there you have it, folks. When it comes to protecting your official resources, including customers’ data, remote employees’ tasks, including all sorts of communications, nothing beats the importance of a VPN concentrator.

If your company uses it wisely, your employees can connect to the company’s home network securely from anywhere worldwide. Furthermore, they can easily improve their productivity to the next level.