[Lazarus] Library or Unit that can help to check network connectivity.

[Paul Breneman]

On 06/25/2013 12:34 AM, Eric Kom wrote:
> Good day Dear,
>
> Please I am currently looking for library/unit that I can use to check
> network connectivity.
>
> Hoping I will find a help.
>

The other replies about doing pings look good.  About 15 years ago I 
wrote up an answer to this question:
   http://www.brenemanlabs.com/iConnect.htm

My answer also has some clues for the old days when using a modem to 
call an ISP but pinging is discussed at the bottom.  :)