Now, bandwidth usage is growing by an estimated 50% a year, especially due to online video and real-time applications, such as games and telephone calls, which require no-jitter connections.

WSJ: 'Network Neutrality'? Never Mind.

Telephone operators could still receive calls with no trouble, but they filled out information by hand on slips of paper, and runners took the paper to the appropriate dispatcher, located on the same floor, who radioed responders.

WSJ: Glitches in new NYC 911 system

The telephone calls were generated and there was no success in that.

CNN