Re: Debian 12 IPv6 client?
On Tue 14 Mar 2023 at 17:06:19 (+0800), jeremy ardley wrote:
> On 14/3/23 16:21, Tim Woodall wrote:
> > On Tue, 14 Mar 2023, Jeremy Ardley wrote:
> > > I conclude there is no IPv6 DHCP involved but there must be
> > > something that listens to RA announcements and generates a MAC
> > > derived address from that.
> > >
> > > I still need to know how to control that as there are options
> > > relating to privacy that can do things like generate an
> > > expendable address in a different way and later generate
> > > another and deprecate earlier addresses.
> >
> > Just add them to the ipv6 section.
> >
> > I have
> >
> > iface xenbr0-active inet6 auto
> > up echo 64
> > >/proc/sys/net/ipv6/conf/$IFACE/accept_ra_rt_info_max_plen
> > up ip token set ::128/64 dev $IFACE
> > bridge_ports usb0
> > bridge_stp off # disable Spanning Tree Protocol
> > bridge_waitport 0 # no delay before a port becomes available
> > bridge_fd 0 # no forwarding delay
I didn't receive that post, and perhaps I wouldn't understand it
anyway until I'm running bookworm.
> I had hoped (not very hopefully) the solution wouldn't involve bashing
> kernel parameters.
>
> From previous journeys in this area systemd-networkd does a much
> neater job and has huge numbers of options.
>
> This is my worstation config
I hope it gets better :)
> root@client:/etc/systemd/network# cat wired_lan.network
>
> [Match]
> Name=enp7s0
>
> [Network]
>
> DHCP=yes
>
> Address=10.31.40.68/24
> Gateway=10.31.40.1
> DNS=10.31.40.4 10.31.40.5
>
> Address=2403:5800:c101:b700:beef::44/64
> IPv6PrivacyExtensions=yes
> IPv6AcceptRA=yes
>
> Domains=lan example.com
>
> [IPv6AcceptRA]
Any reason for running ifupdown in preference to systemd-networkd
on the enp0s3 machine? All mine run the latter, hence being rusty
on the contents of /e/n/i.
Cheers,
David.
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