One of the companies that people fail to realize that had roots in the dot.com era is Sonus.
Over time they have overcome adversity and become the go to choice for the telco more and more frequently, as they now are winning business from the top line carriers like France Telecom that was announced today.
This is important because when it comes to softswitches these days once you get past Lucent, Nortel and Sonus, it has become hard to think of who number four is.