sudo superuser
last who used last
who who logged in last and where
fsck -yf
f files
s systems
c check
k
y yes
f force
pwd print working ...
[Screen Shot 2014-08-29 at 10.26.02 AM.png]Here is where i used list all command ls -la, then changed the directory to an invisible one without a nam...
We create a second account named test and logged into to it to monitor everything that someone else was doing to it. Then if you were the attacker ...
passwd (changes password)
textutil -convert ____ ____ (converts files to specified format in the first blank, second is the target files. Drops co...
Tuesday the 9th:
Today we learned how to create ethernet cables. To make them you first strip down some of the wire protector to show the different c...
IP addresses, IP v 6: 16 to the 32nd power
16 bc 2 to the 4th power
websites: port 80
ssh: port 22
127.0.0.1= myself
Go to the file in Root Li...
Cat 5 cable The Ethernet thing that we used and is commonly used now
Cat 6 is faster and goes up to 100 gigabytes
Modems which are infrequently u...
UDP: User Datagram Protocol
TCP: Transmission Control Protocol
FTP: File Transmission Protocol
HTTP: Hyper Text Transfer Protocol
HTML: Hyper Text Ma...
10.14.0.0 going to connect to a part of this IP
10.14.254.x
Using router as a bridge
DHCP gives out addresses or is static
we connected to the Airp...
Today I was able to finish my ethernet cable and began to work on the Apple airport extremes. I was able to get above a 1000 mbps.[Image1.png]
Today i finished the Linksys router quickly and was able to set it up to only allow me to access its, I also enabled it to be SSHed into the server a...
Today I began work on the Apple airport extreme, however I did this with no success as the router kept disconnecting itself. It wanted to become part...
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BSSID: (the name) (act)
ISM: Industrial Science and Medical bands
The FCC gave them 900 mhz (0.9 ghz), 2400(2.4 ghz) Cannot pass through water, and...
Isotropic Radiator: Evenly distributed
The dish of the antenna focuses the waves towards a narrow degree range.
20 dB= 2.0 B= 10^2 = 100x
Nasa V...
Rayleigh criteria d=1.22(strange symbol)
Strange symbol:
x 0.9 GHz
x 2.4 GHz
x 5.8 GHz
x 10 GHz
x 60 GHz
PtP Point to Point links
MAN Metropolitan Ar...
29.1: In Dr. Bills office above the stepladder
31.1: In the Monitoring lab above and behind the printer
30.1: Inside our classroom by the door
20.1: ...
Bridging is when 2 antennas are pointing at each other and they can transmit, the station being the source of the connection and it transmits...
Network on the Raspberry Pi
cd /etc/network
ls
sudo nano interfaces
change the ip to a ip not in use mine was 10.14.88.107
...
marks_j