Tanto no servidor quanto cliente dar o comando

apt update

apt install netcat-traditional 

Servidor Python como fazer:

ls 
mkdir

python3 -m http.server 8080

// deixa aberto funcionando

Cliente

nc -v 192.168.1.10 8080

// testar varias versões
GET / HTTP/1.0
GET / HTTP/1.1

HEAD / HTTP/1.0
HEAD / HTTP/1.1

POST / HTTP/1.0
POST / HTTP/1.1

OPTIONS / HTTP/1.0
OPTIONS / HTTP/1.1

Instalando o serviço NetCat (Servidor) (Caso maquina não esteja configurada)

apt install apache2

ip -br -c a

nano /etc/network/interfaces

allow-hotplug enp0s9
iface enp0s9 inet static
			address 192.168.1.10
			
						
apt install net-tools

netstat -nltp 

systemctl start apache2 // caso precise

Pastinha de Logs (Servidor)

cd /var/log/apache2

tail cat access.log 

Cliente NetCat

nc -v 192.168.1.10 80

// testar varias versões
GET / HTTP/1.0
GET / HTTP/1.1

HEAD / HTTP/1.0
HEAD / HTTP/1.1

POST / HTTP/1.0
POST / HTTP/1.1

OPTIONS / HTTP/1.0
OPTIONS / HTTP/1.1

printf "OPTIONS / HTTP/1.0\\r\\n\\r\\n" | nc 192.168.1.10 80

printf "GET / HTTP/1.0\\r\\n\\r\\n" | nc 192.168.1.10 80

printf "GET / HTTP/1.1\\r\\n\\r\\n" | nc 192.168.1.10 80