many routers (20 - 30 or more) which can result in a very high round trip time (RTT). In addition to standard IP, VoIP uses the real-time protocol (RTP) to help ensure that packets get delivered in a timely way. Using public networks, it is currently difficult to guarantee Quality of Service (QoS). Better service is possible with private networks managed by an enterprise or by an Internet telephony service provider
Cresco dial up services, Cresco, PA up services dial Cresco
Cresco up services, dial Pennsylvania, Cresco dial up services
