Duplicate config when polling Foundry ServerIrons

[john heasley]

> We have problems with rancid when polling ServerIron Chassis devices.
> It logs on and collects the data okay but it seems to duplicate lines of
> config randomly. See an example below. 
> 
> @@ -410,8 +410,10 @@
>   interface ethernet 4/10
>    disable
>   !
>   interface ethernet 4/11
> + interface ethernet 4/11
> + interface ethernet 4/11
>    disable
>   !
>   interface ethernet 4/12
>    disable
> 
> I'm assuming it's something with the cli, any idea how I can fix this or
> prove that it is the cli causing it?

could you try collecting it manually like
	$ export NOPIPE=YES
	$ francid -d host

that will leave a host and host.raw file behind.  do it a few times and see
if you can get a pair of files where this duplication has happened.  with
those, we can narrow down the cause.