Terminal stuff
in terminal to stop anything press ctrl+c
Key-terms
What is a POP?
point of precedence
this is a node that can give access to the rest of the internet, for exsample a router a switch etc
What is a ISP?
Internet service provider
What is a hop?
One of the nodes that a packet is passed thought in order to get to its destination
Note: your home router is considered to be hop1
What does asymm mean?
The path to the hop was different than the one taken back
What is the internet of things?
This is a collection of smaller devices and sensors that collects data and sends the data over a network
Trace route
cmd
tracert <end destination>
terminal
traceroute <end destination>
- This tracks the number of routers or hops that the packet will pass though to get to its destination
What does each of the parts of the returned statment mean?
Ping
ping <address or location>
- This returns a time that it took to send a packet
cmd only
ping -n 100 <address or location>
- in cmd you can specify how many packets you want to send
- The link below allows you to see who owns a domain
https://whois.domaintools.com/
nslookup
nslookup <ip address>
returns the domain name