> I get the following target to execute (on single line):
> 
> ifInErrors.2&ifOutErrors.2:public@router + 
> ifInDiscards.2&ifOutDiscards.2:public@router
> 
> but I'm unsure what it is adding as all the values are 0 to date. Is it
> adding the Errors together and the Discards together? Or is it adding the
> 1st variable of each and the 2nd variable of each (which would be
> ifInErrors+ifInDiscards and ifOutErrors+ifOutDiscards).
> 
What is the first line of the log ?
If that too is all zero's, you don't have any errors ...
If it is not all zero's, you do get errors but perhaps it is not
at least 1 per second --> rounded down to zero

Regards,
Alex

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