This is really old, but still helpful

  1. Basic scan:

  2. Scan multiple addresses:

  3. Scan entire subnet looking for valid hosts. This quick scan will also grab MAC address and perform MAC lookup to help determine what the host is.

  4.   Discovery:  Before a scan nmap will attempt to send an ICMP echo request.  To not send the ICMP, :

  5. To do only a ping scan:

  6. Do an ARP Ping scan:

  7. Port Scanning options:  Performing a Fast scan:

  8. Scan only specific ports:

  9. Scan multiple ports:

  10. Scan ports by name (found in /etc/services)

  11. Scan all ports:

  12. Choose between TCP and/or UDP:

  13. What OS is the target running?

  14. If the OS is unknown, have nmap attempt to guess the OS

  15. Service version detection


This will create a folder for each month 01-12.  Inside each month folder will be 30 or 31 folders for each day of the month except for Feb. which will have only 28.  This can be changed to 29 if it happens to be a leap-year.



All words only.

All words and digits

Sometimes piping to less on each is helpful depending on how big your file is.