From: Michael Olbrich <m.olbrich@pengutronix.de>
To: ptxdist@pengutronix.de
Subject: Re: [ptxdist] [PATCH] /etc/hosts: add local ipv6 definitions
Date: Tue, 2 Mar 2021 09:20:53 +0100 [thread overview]
Message-ID: <20210302082053.GO7442@pengutronix.de> (raw)
In-Reply-To: <20210301204103.h7i3iycuxnnmithl@pengutronix.de>
On Mon, Mar 01, 2021 at 09:41:03PM +0100, Uwe Kleine-König wrote:
> On Mon, Mar 01, 2021 at 09:45:35AM +0100, Michael Olbrich wrote:
> > Hi,
> >
> > On Mon, Mar 01, 2021 at 06:43:40AM +0100, Alexander Dahl wrote:
> > > > Roland Hieber <rhi@pengutronix.de> hat am 26.02.2021 14:24 geschrieben:
> > > > Hmmm, I wonder if this works even if GLOBAL_IPV6 is turned off. Or
^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> >
> > I just tried this:
> >
> > root@DistroKit:~ ping ip6-localhost
> > PING ip6-localhost (127.0.0.1): 56 data bytes
> > 64 bytes from 127.0.0.1: seq=0 ttl=64 time=9.578 ms
>
> Does it really say 127.0.0.1 if you ping ip6-localhost?
It does if GLOBAL_IPV6 (and BUSYBOX_FEATURE_IPV6) is disabled.
And for 'ping -4 ip6-localhost' if both are enabled. There seems to be some
kind of fallback for this.
Michael
> On my distrokit build I cannot reproduce that:
>
> root@DistroKit:~ ping -c3 ip6-localhost
> PING ip6-localhost (::1): 56 data bytes
> 64 bytes from ::1: seq=0 ttl=64 time=1.209 ms
> 64 bytes from ::1: seq=1 ttl=64 time=4.836 ms
> 64 bytes from ::1: seq=2 ttl=64 time=3.668 ms
>
> --- ip6-localhost ping statistics ---
> 3 packets transmitted, 3 packets received, 0% packet loss
> round-trip min/avg/max = 1.209/3.237/4.836 ms
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next prev parent reply other threads:[~2021-03-02 8:20 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-26 9:26 Uwe Kleine-König
2021-02-26 13:24 ` Roland Hieber
2021-03-01 5:43 ` Alexander Dahl
2021-03-01 8:45 ` Michael Olbrich
2021-03-01 18:04 ` Alexander Dahl
2021-03-01 20:41 ` Uwe Kleine-König
2021-03-02 8:20 ` Michael Olbrich [this message]
2021-03-05 7:26 ` [ptxdist] [APPLIED] " Michael Olbrich
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