An electronic device, comprising: a communication circuitry; a processor operatively connected to the communication circuitry; and a memory operatively connected to the processor, wherein the memory stores instructions that, when executed, cause the processor to: obtain, from an external server, application information comprising information of at least one application configured to perform data communication using a first packet data network, PDN, which corresponds to a specified internet PDN of a mobile network operator, MNO, associated with the electronic device; establish a first PDN connection to the first PDN and a second PDN connection to a second PDN using the communication circuitry, wherein the second PDN comprises a default internet PDN associated with the MNO; in response to a request for data transmission through the second PDN connection from a first application included in the application information, configure a first communication environment associated with the first PDN connection for the first application and transmit data associated with the first application to the first PDN through the first PDN connection, using a framework program; and in response to a request for data transmission through the second PDN connection from a second application not included in the application information, configure a second communication environment associated with the second PDN connection for the second application and transmit data associated with the second application to the second PDN through the second PDN connection. a communication circuitry; a processor operatively connected to the communication circuitry; and a memory operatively connected to the processor, wherein the memory stores instructions that, when executed, cause the processor to: obtain, from an external server, application information comprising information of at least one application configured to perform data communication using a first packet data network, PDN, which corresponds to a specified internet PDN of a mobile network operator, MNO, associated with the electronic device; establish a first PDN connection to the first PDN and a second PDN connection to a second PDN using the communication circuitry, wherein the second PDN comprises a default internet PDN associated with the MNO; in response to a request for data transmission through the second PDN connection from a first application included in the application information, configure a first communication environment associated with the first PDN connection for the first application and transmit data associated with the first application to the first PDN through the first PDN connection, using a framework program; and in response to a request for data transmission through the second PDN connection from a second application not included in the application information, configure a second communication environment associated with the second PDN connection for the second application and transmit data associated with the second application to the second PDN through the second PDN connection. obtain, from an external server, application information comprising information of at least one application configured to perform data communication using a first packet data network, PDN, which corresponds to a specified internet PDN of a mobile network operator, MNO, associated with the electronic device; establish a first PDN connection to the first PDN and a second PDN connection to a second PDN using the communication circuitry, wherein the second PDN comprises a default internet PDN associated with the MNO; in response to a request for data transmission through the second PDN connection from a first application included in the application information, configure a first communication environment associated with the first PDN connection for the first application and transmit data associated with the first application to the first PDN through the first PDN connection, using a framework program; and in response to a request for data transmission through the second PDN connection from a second application not included in the application information, configure a second communication environment associated with the second PDN connection for the second application and transmit data associated with the second application to the second PDN through the second PDN connection.