[Iftop-users] v6 dns display error

[Stuart Gathman]

On 02/03/2017 02:03 PM, jens wrote:
> if i use v6 inside this wireguard tunnel .. so the IPs are more like
> fdf1::16:3e75:72af (/64) than there is only one ip shown all the time -
> or one dns entry (from /etc/hosts)
>
> but strangely iftop get the streams right ... so i have plenty of
> connections from
> fdf1::16:3e75:72af
> to
> fdf1::16:3e75:72af
>
> they all show the correct amount of traffic, but the naming/display
> "error" makes it difficult to use or understand whats going on.
This is a long standing bug.  Here is when I reported it for RedHat:

https://bugzilla.redhat.com/show_bug.cgi?id=1120254

The workaround is to turn off DNS lookup ('n').  DNS is unreliable
anyway, right?

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