Benefits of SIP Trunking

Enhance your voice communications with our high quality Business Grade reliable SIP Trunk voice services. SIP Trunking has really come of age and easily surpasses a traditional ISDN or PSTN line. We have proven savings with our customers of up to 50%. We provide our customers with real time access to their account via an on-line portal, with per second billing, no setup charges, no sneaky services charges and all provided over your existing broadband service.
  • No line rental.
  • Provided by Cortell on a per channel basis on-demand so you only pay for capacity needed.
  • Keep your number when changing service. Additional numbers available at no extra cost.
  • Much cheaper; cost savings vary but can be as much as 40-50% cheaper than ISDN services.
  • Offers diversions to mobile phones or other landlines in case of loss of office data connectivity.
  • Includes easy-to-use administrative portals for easy management,cost analysis and call history.
  • Offered via the cloud as part of a Unified Communications (UC) implementation.
  • Can be integrated with multi-media communications for collaboration and productivity.
  • Offers simple support for multiple sites and remote workers.
  • Includes rich mobile features and applications.


SIP trunking Benefits