Difference between revisions of "Nmap"

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<small>
 
<small>
 
===Ping Lan Address Range and Report who is Active===
 
===Ping Lan Address Range and Report who is Active===
  $ nmap -sP 192.168.1.1/24
+
  $ nmap -sP 192.168.1.0/24
  
 
===Get DHCP Servers in LAN===
 
===Get DHCP Servers in LAN===
 
  $ sudo nmap --script broadcast-dhcp-discover -e eth0
 
  $ sudo nmap --script broadcast-dhcp-discover -e eth0
 +
 +
===Basic searches===
 +
The second thing to remember with nmap and searches. -T is tcp. -U is udp. -P is a ping (check
 +
that host is alive) test.
 +
So remembering these three simple switches, gives you the following commands
 +
$ nmap -sP          192.168.1.0/24
 +
$ nmap -sT -p1-1000 192.168.1.0/24
 +
$ nmap -sU -p1-1000 192.168.1.0/24
 
</small>
 
</small>

Revision as of 05:46, 16 April 2023

Ping Lan Address Range and Report who is Active

$ nmap -sP 192.168.1.0/24

Get DHCP Servers in LAN

$ sudo nmap --script broadcast-dhcp-discover -e eth0

Basic searches

The second thing to remember with nmap and searches. -T is tcp. -U is udp. -P is a ping (check that host is alive) test. So remembering these three simple switches, gives you the following commands

$ nmap -sP          192.168.1.0/24
$ nmap -sT -p1-1000 192.168.1.0/24
$ nmap -sU -p1-1000 192.168.1.0/24