![ethernet - What is the reason for the different order of the Source and Destination in a L2 header? - Network Engineering Stack Exchange ethernet - What is the reason for the different order of the Source and Destination in a L2 header? - Network Engineering Stack Exchange](https://i.stack.imgur.com/4n4EW.jpg)
ethernet - What is the reason for the different order of the Source and Destination in a L2 header? - Network Engineering Stack Exchange
![The TCP/IP Guide - IP NAT Port-Based ("Overloaded") Operation: Network Address Port Translation (NAPT) / Port Address Translation (PAT) The TCP/IP Guide - IP NAT Port-Based ("Overloaded") Operation: Network Address Port Translation (NAPT) / Port Address Translation (PAT)](http://www.tcpipguide.com/free/diagrams/ipnatpat.png)
The TCP/IP Guide - IP NAT Port-Based ("Overloaded") Operation: Network Address Port Translation (NAPT) / Port Address Translation (PAT)
![OLCreate: Purpose of network hardware and protocols The purpose of network hardware and protocols: 7 Transport layer – ports | OLCreate OLCreate: Purpose of network hardware and protocols The purpose of network hardware and protocols: 7 Transport layer – ports | OLCreate](https://www.open.edu/openlearncreate/pluginfile.php/258370/mod_oucontent/oucontent/35227/9b0bce6c/307782c5/cn_black_fig9.small.jpg)