A group of fields in a network packet that describes its content, all required destination addresses to reach its target, and all source information necessary to allow a response to come back. See packet and header.
"packet header." YourDictionary, n.d. Web. 23 June 2018. <http://www.yourdictionary.com/packet-header>.
packet header. (n.d.). Retrieved June 23rd, 2018, from http://www.yourdictionary.com/packet-header
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