Gamma SIP Trunks

ISDN’s are an analogue solution for delivering phone lines to Businesses.  Numbers are rapidly declining and in 2025 will no longer be sold by BT. 

The alternative is SIP Trunks.  SIP Trunks are telephone lines delivered over the internet (IP – Internet Protocol) and then connected to your PBX via a gateway of traditional hardware or direct if an IP PX.

Connexis, a leading Telford based Communications company, is a Gamma partner.  Gamma SIP Trunks have key advantages over ISDN:

  • Save money on calls and line rental
  • Free internal calls
  • Easily scale up and down when you need to
  • Easy to re-route calls if needed allowing for business continuation
  • Compatible with Skype for Business
  • Works seamlessly with all leading IP PBX brands

We can provide quotes from other SIP providers.

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