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Whatever your industry, having secure, reliable internet access is non-negotiable.
Staying online and providing and keeping your employees connected should be easy. But as your business grows, traditional shared broadband has its limitations.
That's why so many forward-thinking businesses are switching to dedicated internet access (DIA).
DIA is becoming increasingly popular as it provides businesses with a dedicated connection with guaranteed bandwidth, or "symmetrical speeds."
If you're looking to upgrade your internet connection, here we'll explain what DIA is, how it differs from broadband and why you need it for your business.
Dedicated internet access is a private, high-performance internet connection. DIA can directly link your business to an internet service provider (ISP).
As DIA is direct and unshared, it offers guaranteed speeds, a reliable connection and low levels of lag and latency. Here’s how DIA compares to traditional broadband:
| Feature | Broadband | DIA |
|---|---|---|
| Type of connection | Shared with multiple users in a particular region. | A dedicated internet connection for one business. |
| Reliability and consistency | Variable and can be slower during peak usage times. | Guaranteed speed and performance at all times. |
| Upload and download speeds | Variable and difficult to predict. | Reliable, symmetrical (equal) and consistent. |
| Latency or lag | Delays can vary depending on usage level and traffic. | Low levels of latency. Speeds and performance remain consistent. |
| Best for | Small businesses, freelancers or solo traders. | Growing businesses that need consistent uptime, cloud apps, VoIP and have heavy usage. |
Business internet options

DIA works by providing a dedicated connection directly to your business, also known as “leased lines.” Here’s a breakdown of the process in more detail.
1. Connection: Your provider runs a private line (typically fibre) straight from their network to your business.
2. Bandwidth: By running a direct line from provider-to-business, you benefit from uncontended bandwidth as you won’t have to share it with other businesses. Your provider will also set you up with a dedicated bandwidth, which you can use at all times.
3. Traffic: All traffic connects directly with your provider’s nerve centre, so your data doesn’t mix with anyone else’s. It’s private and secure.
4. Service level agreements (SLAs): Your provider will also outline service level agreements, such as minimum uptime, fault maintenance and latency guarantees.
5. Support: The best DIA providers, like Radius, can offer continuous maintenance and support to ensure the best possible performance at all times.
As you’re now likely aware, DIA offers businesses a wealth of benefits, which we’ll explore in more depth here.
With Dedicated Internet Access, you get what you pay for. If you commit to a 50Mbp service, that’s what you’ll get.
Many businesses find that when they move to DIA, they can drop from a 100Mbps connection to a 50Mbps connection because of the guaranteed bandwidth they receive.
One of the downsides of shared broadband is that upload speeds are normally very poor. With DIA, you’ll benefit from upload speeds that match your download speeds.
The result? A more productive working environment, effective collaboration and a better experience for your employees.
As you’ll effectively be leasing a line from your network provider, you’ll have far more options when it comes to customising your security settings.
Having a private connection will also keep your business more secure and protect it from data breaches and cybercrime.
With DIA, you won’t have to worry about hitting a monthly usage limit or paying additional fees for exceeding it.
That means you can run your business without limits and make more reliable or consistent financial projections.
Leasing a dedicated line from your telecoms operator can mean you receive a more focused and committed level of customer support from your provider.
With DIA, you’ll have a ‘Service Level Agreement’ to guarantee what you can expect from your provider. If there’s an issue, your provider will prioritise fixing it as soon as possible.
One of the main benefits our customers find is that each of the factors we’ve mentioned increases their confidence in the services they are paying for.
With more confidence in your connection and the service you’ll receive, you can focus on what you do best - running your business.


DIA is ideal for scaling businesses with further growth plans. If you rely heavily on internet usage to run your business, a dedicated internet connection will maximise your uptime and performance.
If you currently use any of the services listed here, DIA could be your best option for guaranteeing and improving your internet access:
If your business runs on a mix of applications and a lag in service could seriously stunt your productivity, DIA is worth considering.
Now that you know what DIA is and how it could benefit your business compared to broadband, you may want to make the switch. If so, we can help.
At Radius, we take a partner-led approach to providing businesses with dedicated internet access. We’ll work with you to develop and curate services that will match your exact operational needs and growth goals.

Find out how to upgrade your business's internet connection by speaking to a Radius communications specialist today.