SIP from Natilik

It is estimated that over 40% of businesses in the UK are now using SIP to deliver PSTN connectivity into their organisation and last year the number of SIP trunks being used grew by over 30%.

Given the priority that many of our clients are placing on the migration from ISDN to SIP, we thought we would put together a summary of the questions we are frequently asked about SIP and our answers.

SIP From Natilik FAQs Download