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Wholesale SIP trunking

Wholesale SIP trunking: a comprehensive guide for MSPs and resellers 


Stuart Burdett
February 9, 2024

Wholesale SIP trunking gives resellers a cost-effective, easy to manage, margin-rich way to manage their customers’ communication needs.  

Plus, it’s in big demand right now! Openreach’s All IP Programme means the UK is upgrading to digital.

In this comprehensive guide, let’s explore the basics of wholesale SIP trunking, its benefits, and how to sell it.

Stuart Burdett

Look out for our downloadable list of marketing themes, to help you talk to your customers about SIP in a language that connects with their needs.

You’ll also find the 10 big questions to ask your wholesale SIP trunking provider, to help you make sure you’re partnering with the best of the best.

Wholesale SIP trunking is a service provided by carriers or wholesale service providers, like us!  

SIP allows business customers to establish virtual connections for voice over IP (VoIP) communications, such as our cloud-based phone system, eve Voice

SIP eliminates the need for traditional phone lines, as it delivers the clear transmission of voice and other communication services over the internet.

It’s in big demand – Openreach’s WLR switch-off means that business customers need to order IP-based replacement solutions, like SIP.

Learn more about Openreach’s All IP programme on our live blog – everything you need to know about Openreach’s WLR and PSTN switch-off.

It’s cost-effective – reduced costs compared to traditional telephone services, as customers can use existing internet connections. 

Volume pricing – tailored pricing structures for businesses requiring a larger volume of voice and data services. 

Scalability – the ability to scale comms infrastructure based on business needs, ideal for businesses with fluctuating call volumes. 

International connectivity – the provision of international connectivity allows businesses to establish virtual phone numbers globally. 

Redundancy and reliability – high reliability for uninterrupted comms services. 

Provide additional services like call analytics, security features, or integrations, bundling them with SIP trunking to offer a premium package. 

Tailor SIP trunking services to meet the unique needs of specific industries, such as healthcare, finance, or retail. 

Offer comprehensive communication solutions by bundling SIP trunking with cloud phone systems, like eve Voice

Deliver ongoing support, maintenance, and troubleshooting services to businesses using SIP trunking, ensuring customer satisfaction and loyalty. 

Collaborate with large enterprises to provide customised SIP trunking solutions aligning with specific requirements and infrastructure. 

Sell the benefits – download our handy guide which shares ideas for content themes – how to talk to your customers about SIP.

Understand your customers’ needs – gain insight into the customer’s existing comms infrastructure. Learn about their challenges and their future requirements. 

Cost analysis – provide a detailed cost analysis comparing SIP trunking and traditional phone services to illustrate long-term savings. 

Handle objections – be prepared to address common objections, such as reliability, compatibility, or migration issues, with clear and concise responses. 

Customise the solution – customise SIP trunking solutions to meet the customer’s specific needs, whether it’s integration or industry-specific compliance. 

Add value through next-level support – emphasise ongoing support and training after the sale to enhance customer satisfaction and loyalty. 

  1. Tell me about your reliability and network quality – ensure providers have a reliable network infrastructure with redundancy and high-quality voice service. Inquire about disaster recovery capabilities to ensure continuous service during unexpected events. 
  1. How scalable is it? – assess the provider’s scalability to accommodate your business growth and changing needs. 
  1. What are your Service Level Agreements (SLAs)? – review SLAs for uptime, response times, and service quality guarantees. 
  1. What security measures do you have in place? – confirm robust security measures, including encryption and fraud protection. 
  1. Tell me about the redundancy and failover you have in place – ensure providers have built-in redundancy and failover capabilities for uninterrupted service. 
  1. What support do you offer? – assess the level of customer support in terms of availability, response times, and expertise. 
  1. Talk through your product’s compatibility and interoperability – verify compatibility with existing infrastructure, including PBX systems and communication tools. 
  1. How does your billing and pricing structure work? – understand billing structures, including per-minute rates, channel fees, and additional charges. 
  1. What regulatory compliance do you have in place? – ensure providers comply with relevant regulations and industry standards. 
  1. How flexible can you be? – choose a provider offering flexibility and customisation to meet specific business requirements. 
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