Packet receiving method, deep packet inspection device and system
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United States of America Patent
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Feb 21, 2017
Grant Date -
Apr 16, 2015
app pub date -
Dec 16, 2014
filing date -
Jun 30, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
Embodiments of the present invention provide a packet receiving method, a deep packet inspection device and system, which relates to the field of communications. The packet receiving method includes: receiving a service request packet sent by a terminal device, where the packet carries a terminal domain name indicating the terminal device and a server domain name indicating a service server required by the service request; resolving the received server domain name to obtain a service server Internet protocol (IP) address; and discarding the packet if the resolved service server IP address does not belong to the preset service server IP address corresponding to the received terminal domain name in a preset list. Embodiments of the present invention are applied to the processing of the packet.
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