[atlas] Empty from feild

On 06/06/14 17:36, Philip Homburg wrote:
> Hi,
> 
> On 2014/06/06 17:23 , john wrote:
>> Quick question about the data format.  What would cause a measurement to
>> have an empty from field but contain data?  An example would be probe_id
>> 13663 from measurement 1672218[1].  A cursory glance seems to happens a
>> lot more with V6
> 
> The 'from' field is the address of the probe as recorded by the
> controller (as opposed to what the probe reports itself as 'src_addr').
> 
> The controller takes it from the ssh connection. A probe that has both
> v4 and v6 tries to initiate two ssh connections, one over v4 and one
> over v6. If one of them fails, then it is possible that the probe
> connects but the controller doesn't know the IP address of the one that
> fails.
Thanks for the explanation.  would it be possible to also expos the
src_addr through sagan?

Thanks John