OS5: Connecting timeout to ODB problem...

Andy Hilton andyh at totallybrilliant.com
Tue Dec 27 07:49:07 EST 2011


Watch out for the ping - it can take just as long if it too gets hung up !!

On Dec 27, 2011, at 4:58 AM, ADJob wrote:

> Hej,
> 
>> An old problem, ping does offer some help, but also suffers problems when
>> the host is down and delaying it's answer.  I refer to the Omnis ping of
>> course, before the "Command Line Gang" beat me to a pulp.
>> 
>> I sometimes use an http command to check that the IP address is alive,
>> but not always guaranteed.  Detecting if an IP is alive is problematical,
>> unless it is under your control, then you can do what ever you like.
> 
>> You may take a look at : WebDevSetConfig,
> 
> Thanks a lot for the clues!
> 
> I found the TCPPing command, which seems to help a lot. I should look at
> WebDevSetConfig as well.
> 
> TCPPing (127.0.0.1) Returns lv_OK
> If lv_OK<0
>   Do msg.$error('odb')
>   Quit method 
> End If
> 
> 
> Regards,
> 
> Mats Olsson, ADJob Nordic AB, Sweden
> 
> 
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