How to access local server on virtual machine

You have installed Linux virtual machine and you're creating application server. And you can't connect to it. 

Environment

• Install Linux VM, such as Redhat, Ubuntu, Debian and etc.

Solution 

• Check your IP both the Windows and the Linux VM must be the same subnet.
• For Widows 
• ipconfig /all
• For Linux 
• ifconfig -a
• Close firewall on windows.

• Close firewall on Linux
• run /etc/init.d/iptables stop

• And then, Test connection by telnet command.
• run telnet [ip server] [port server] in client side. 
• ex. telnet 192.168.126.131 9090 

• You can snoop data packet with tcpdump in server side.
• ex. tcpdump -s 0 -i eth0 port 9090