SIP Trunks

Upgrade Your Communication with Prosum's SIP Trunks

Looking to enhance your business communications? Prosum’s SIP trunking service offers crystal-clear voice calls over the internet, saving you on monthly costs while supporting your growing business needs. Say goodbye to unreliable phone lines and hello to seamless, cost-effective communication.

Seamless Integration with Your Existing Phone System

With Prosum’s SIP Trunks, you can easily connect your business to the Public Switched Telephone Network (PSTN) for high-definition voice services. Our IP-based solution integrates effortlessly with your current phone systems—no dedicated IP network is required.

  • Flexibility: You can use any internet provider or opt for Prosum’s reliable Business Internet Services. You can easily scale as your business expands.
  • Security: Built-in backup features ensure you’re always connected, no matter what.
  • Customisation: Flexible calling plans and add-ons, all for one straightforward monthly fee.

Ready to elevate your communication?

Why Choose Prosum's SIP Trunks?

Easy Migration

Move your existing phone numbers from other providers without any hassle. Keep your current system running smoothly while transitioning to Prosum’s SIP Trunks.

Added Security

Protect your conversations with optional encryption features. You can feel confident knowing your communications are secure with Prosum.

Simple Management

Manage your SIP Trunks effortlessly via our easy-to-use online portal. Quickly add or remove users, check your billing details, and get support whenever you need it.

Dependable Connectivity

Never worry about outages again. Our business continuity option ensures your calls are rerouted to a backup site or another number in case of an emergency.

High-Quality Performance

Enjoy high-definition voice calls and seamless video conferencing. Enhance collaboration with clear communication, no matter where you are.

Scalable Solutions

Easily expand your system as your business grows. Add new users and increase call capacity without any hassle, all with Prosum’s SIP Trunk services.

Clear Pricing

Save on your phone bill with flexible, transparent pricing. With pay-per-second billing and no hidden fees, you'll enjoy predictable costs each month.

SIP Trunk Plans

PAY-AS-YOU-GO SIP TRUNKS

Make Every Call Count Without Overspending
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Included:

  • Pay-as-you-go calls within Australia at low per-second rates.
  • No lock-in contracts; cancel anytime.
  • 24/7 local support.

 

Optional Add-Ons:

  • DID Numbers
  • Number Porting

UNLIMITED SIP TRUNKS

No Call Limits, Just Seamless Communication
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Included:

  • Unlimited calls within Australia to local, national, and mobile numbers.
  • Predictable monthly costs with no surprises.
  • No lock-in contracts; cancel anytime, 24/7 local support.

 

Optional Add-Ons:

  • DID Numbers
  • Number Porting

Get started with Prosum's SIP Trunks today.

Not sure if your PBX phone system is compatible with our SIP Trunks?

We’re here to help. Contact our team, and we’ll check for you to ensure a smooth transition to Prosum’s SIP Trunk service.

SIP Trunking FAQs

We are not a volume business that needs to capture continuous sales. We pride our business on providing our customers with the best value technology and support.
Rest assured, Prosum's SIP trunks seamlessly integrate with a variety of IP-PBX systems. Don't hesitate to get in touch with us – we'd be delighted to check for you.
Choose Prosum for a seamless communication experience tailored to your needs. If you're familiar with an on-prem PBX, stick with it. Our cost-effective SIP guarantees a better ROI, outperforming legacy ISDN rates. Easily connect to on-premises UC and modern PABX systems, or utilize gateways for older PABX models. Beyond the technology, our commitment sets us apart – we're a small business that prioritizes your success. Unlike larger carriers, we offer cost-effectiveness, superior support, and a genuine desire for the very best for your business.
The easiest and quickest way to get support is emailing our support team at support@prosum.com.au. If it’s urgent please call (03) 9697 2222. Our help desk is staffed Monday to Friday 9am to 5pm with on call technicians all other times.