vault backup: 2023-03-01 09:33:35

This commit is contained in:
Jet Hughes 2023-03-01 09:33:35 +09:00
parent 4f04e52a86
commit e626f044a4

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@ -29,4 +29,10 @@ Port number distinguishes addresses at the transport/application layer.
ARP - to find destination MAC address given IP address
- send broadcast message to everyone - who had this IP address? What is your MAC address
- the store the results of the MAC:IP pairing
-
- `sudo arp -a` list arp pairings
Journey of IP packet. ![](https://i.imgur.com/TKw5s1Y.png)
routing table created - manual or dynamic. DNS, etc
TCP IP moves the data - there are more protocols within the TCP IP layer that help it to work better.