to check whether tinc is working

[Jason]

On Sun, 7 Nov 2004, Moganakrishnan S Rathakrishnan wrote:

> hello,
> 
> I sent you an email on same topic weeks before and you 
> replied me to use ping for transmitting packets between 
> computers in the vpn. The OS I am using is Linux. for ping we 
> give the IP address of the computer. After executing tinc if 
> I ping the other computer with its IP address I am able to 
> send and receive packets. My doubt is WHETHER PACKETS GO 
> THROUGH THE TINC INTERFACE OR THROUGH THE NORMAL INTERNET. 
> Just help me to check this.

Use traceroute to detemrine what path the packets are taking.

Note that if you use the real internet IP of the other host, that will
likely NOT go through the VPN.  If you use the (usually
private/non-internet-routable) IP assinged to the virtual vpn interface,
then it will.