I briefly worked at a place fully dominated by Bellheads early in my career. They were bemoaning IP and holding on to ATM stuff as late as 2001. I'm told that the last of their tribe (after I left) fought off VoIP as a passing fad well into the 2000s.
It’s gone in newer DSL variants and not in DOCSIS? Or am I wrong?
> "How do you scare a Bellhead?" he begins. "First, show them something like RealAudio or IPhone. Then tell them that right now performance is bandwidth-limited, but that additional infrastructure is being deployed." > … > One result is undergrads who, for $29.95 a month, clog up the Internet with CU-SeeMe sessions.
Fun times.
IPv4 will probably never go away because it's a better choice for private networks.