Digitally Blind

The answer is PING check. pinging is communicating with the device over the network with a test amount of data to understand the working of the instrument. whether to identify it exists in an offline or online state.

Doing a ping check is easy. There are 2 steps of doing the check.

1.communicate with your modem

2.communicate with an external website

Windows 7 users (step-1)

start menu>>all programs>>accesories>>run>>click on it

Windows 8 users (step-2)

place the mouse over to right top end of the page>>click on search>>search run>>click on run

Method

type (ping192.168.x.x -t

and press enter key

for eg, 

if my modem home ip is 192.168.1.1, then type

192.168.1.1 -t

• if the command prompt returns a reply from the modem home ip, then your lan connection and modem is fine.
• If it returned a timed out error or no reply, then your lan connection is faulty, check your connection line from pc to modem

Windows 7 users(step-2)

eg:

www.google.com -t

• If the cmd returns a reply from google servers, then the connection to world wide web is ok
• If the command prompt returns a status such as timed out or no reply, then your modem is not able to send packets to outside and its an issue on the side of ISP.

Reference example from a working connection

After doing method 1, cmd returned,