Looking at nmap documentation, you will find the following statements (emphasis added):
If none of these host discovery techniques are chosen, Nmap uses a default which is equivalent to the -PE -PS443 -PA80 -PP arguments for Windows or privileged (root) Unix users. Attentive readers know that this means an ICMP echo request, a TCP SYN packet, a TCP ACK ...
It's called static routing.
Here is an example of how it works:
"mine having a private address of 192.168.2.3"
"other LAN PC having a private address of say 192.168.2.5"
Add the following configuration to your router
route 192.168.2.0/24 [
next-hop 192.168.2.2 [
From your ...