Avoid using IPV6 ULA for outgoing connections

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Pentium4User
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Avoid using IPV6 ULA for outgoing connections

Post by Pentium4User »

Hello!

I have 2 GUA IPv6 addresses and one ULA (fd00:xxx) on my interface.
qBittorrent sometimes select the ULA address for outgoing connections which won't work because the reply from the peer will never ever reach my system.
When connecting to IPv6 GUA, always a GUA address of the system can be used.

A temporary workaround is to explicitly set the IPv6 address in the advanced settings.
Is that a problem in QBittorrent, libtorrent or on my Debian system itself?
/etc/gai.conf doesn't have any settings enabled.


Kind regards
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Peter
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Re: Avoid using IPV6 ULA for outgoing connections

Post by Peter »

Phew.

You should report this, here: https://github.com/qbittorrent/qBittorrent/issues
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Peter
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Re: Avoid using IPV6 ULA for outgoing connections

Post by Peter »

Thanks, the team will get back to you.
(I found that isSiteLocal(), but I bet they know something 100 times better.)
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Re: Avoid using IPV6 ULA for outgoing connections

Post by Pentium4User »

Peter wrote: Tue Sep 19, 2023 9:59 am Thanks, the team will get back to you.
(I found that isSiteLocal(), but I bet they know something 100 times better.)
Site-local is the same scope, but another address range (fec0::/10).
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