For the seventh year in a row, we are publishing our estimates on SIP trunking penetration in North America. This continues to be one of the most frequently requested metrics as we look to understand how quickly SIP adoption is happening and how much more upside opportunity is there to displace TDM. As SIP continues to progress, there is less of a need to understand when SIP trunking becomes mainstream but rather how quickly it fully displaces TDM. SIP trunking has become mainstream in North America, but that isn’t the case in most parts of the world. Clients, please log in to view the full content.