From experiments, 3BB operator gives the highest RTT ping packet loss about 0.01 % at Pathumthani site and 0.02 at Nonthaburi site. TOT operator introduces the lowest the mean RTT ping packet about 101 msec at Nonthaburi site while TRUE operator introduces the lowest about 82 msec at Pathumthani site. It is also found that the traffic congestion of the Internet Service Providers (ISP) in Thailand is different in various periods, which it is useful for the intelligent load balancer. Additionally, the seasonal
internet traffic is found on during 06:00-08:00 A.M. and 05:00-0:700 P.M. for all operators.