[Sussex] Ping protocol

[Steve Dobson]

Andrew

On 24 June 2003 at 16:02 Andrew Guard wrote:
> > Do you know where I can learn about the Ping protocol, I can 
> > not find it.
> > 
> > All I want to do is write my own program so it informs me 
> > when something has
> > gone wrong with the connection.
> > 
> 
> I should of explained it all internal hardware, servers, 
> router, proxy,
> modem etc.  So I know when something goes down, before the 
> users start to
> complain
> 
> > I have written an script to scan that IP address but that is 
> > rather lame,
> > keeping an shell running all the time.  I think more use full 
> > if I get write
> > an program that informed me when it goes wrong.

Sorry, I ment to reply earlier with more data - bit busy at the mo.

Take a look for the ICMP protocol - that's the one used by ping.
I suggest the RFCs but their style can be a little unique at times.

Steve