COMMUNICATION METHOD AND APPARATUS

This application relates to the field of communication technologies, and discloses a communication method and apparatus, to improve a ratio of translation between an external network IP address and an internal network IP address, and improve utilization of the external network IP address. The method...

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Bibliographic Details
Main Authors WANG, Wutao, QI, Min
Format Patent
LanguageEnglish
Published 24.08.2023
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:This application relates to the field of communication technologies, and discloses a communication method and apparatus, to improve a ratio of translation between an external network IP address and an internal network IP address, and improve utilization of the external network IP address. The method includes: receiving an outbound packet sent by an internal network device to an external network, where the outbound packet carries an internal network Transaction-ID, and the Transaction-ID marks a group including a domain name system DNS outbound packet and a corresponding inbound packet; assigning an external network IP, an external network port number, and an external network Transaction-ID to the outbound packet; and replacing a source IP, a source port number, and the internal network Transaction-ID of the outbound packet with the external network IP, the external network port number, and the external network Transaction-ID, and then sending the outbound packet.
Bibliography:Application Number: US202318140779