VOIP Services

Hosted VOIP or on Premises VOIP PBX

Whether you are after a full-featured hosted solution or just the VOIP lines and direct In dials,
NISS has a solution for you. NISS’s VOIP services can be custom designed to meet your needs.
If you have not see what you need, we can build a bespoke VOIP solution.

Emergency Phones

    • Is your phone system down?
    • Do you need a phone system today?


NISS has pre-configured emergency VOIP phone systems ready to install today. All you need is an internet connection and you will be up and running. No Internet, no problem. Ask NISS about a portable network.

Divert your existing number to NISS’s or use our numbers.


Ideal for temporary setups.

  • New Offices
  • Campaign Offices
  • Festival site offices
  • Construction sites
  • Markets
  • Promotional stands


VOIP Plans & Pricing

2 Line



Very Small Business

    • Great for a small business that only needs 2 concurrent calls at any time.


5 Line



Small Business

    • Ideal for a small business with 5 to 10 employees. Allows up to 5 concurrent calls and includes 2 numbers as part of the plan.


10 Line



Very Small Business

    • Perfect for a growing, medium sized business. Includes 5 numbers and allows 10 concurrent calls.


Virtual Fax




  • send fax via email
  • receive fax to email

An ideal way to maintain legacy fax numbers at a minimal cost

Bespoke VIOP



Custom Specs

  • Choose what you want.
  • Number DID’s, lines, fax, etc.



Hosted PBX

Onsite PBX

SIP Plans