[dsc] Filter DSC statistiks according to TLD / SLD

Klaus Darilion klaus.darilion at nic.at
Tue Apr 3 15:26:22 UTC 2018

> recently I have migrated our dsc processes to a new host and changed
> some things along the way. One thing that I tried is filtering the
> traffic from a pcap-file according to TLD / SLD so that we can share
> part of the data where we act as secondary. I haven't found an easy way
> though. One thing I could imagine is to use bpf_filter but I couldn't
> find a way that does not involve knowing the exact byte values of the
> packages. So the only thing I have come up with for now is filtering the
> pcap beforehand, e.g. with tshark, and then feeding it to dsc. But I was
> wondering if there is a better solution.

At the moment we do have a dedicated IP address for every customer and hence a dedicated DSC process with an BPF Filter of the customers IP address. So we do have plenty of DSC processes running at the moment, but without any problems yet.


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