Traffic scheduling and processing method, user side translator and core translator

A user-side translator, which is deployed at an access point of a user terminal with a first-type Internet, comprising:

• a selecting unit configured to receive a first-type Internet protocol message sent by the user terminal, and select a corresponding core translator according to a usage state of an uplink line by selecting the corresponding core translator according to a congestion level of the uplink line, network performances, a public address usage rate of the first-type Internet protocol, a delay demand and a concurrent process demand, when determining that the first-type Internet protocol message is sent by a new communication process;
• wherein a first-type Internet which is a network transmitting the first-type Internet protocol messages;
• a plurality of core translators are deployed between multiple uplink lines of the first-type Internet and a second-type Internet which is a network transmitting second-type Internet protocol messages;
• the corresponding core translator is selected from the plurality of core translators that are deployed;
• a first-type translating unit configured to translate the first-type Internet protocol message into the second-type Internet protocol message, and send the second-type Internet protocol message to the corresponding core translator;
• a second-type translating unit configured to receive the second-type Internet protocol message sent by the corresponding core translator, translate the second-type Internet protocol message into the first-type Internet protocol message, and send the translated first-type Internet protocol message to the user terminal.