Re: [bitfolk] Ubuntu 18.04+ and netplan (Was: Re: Network no…

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Author: Andy Smith
Date: 2018-11-22 04:09 -000
To: users
Subject: Re: [bitfolk] Ubuntu 18.04+ and netplan (Was: Re: Network not coming up)

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Hi Keith,

On Thu, Nov 22, 2018 at 09:24:14AM +0800, Keith Williams wrote:
> Last night I was testing various aspects of the firewall and tried
> IPV6 pings etc between the 2 VPS. I kept getting network
> unavailable for the one with iptables still. It is on Hobgoblin.
> IPV4 all OK. No IPV6 connection.
> A check showed it was only using the fe80 link-local address.


So it doesn't have a global IPv6 address? That would definitely
cause IPv6 to not work.

> I have checked the interfaces file and it is the same as the one on my
> other VPS (except for the actual addresses of course.) Done a shutdown/boot
> through Xen. Nothing
> Is netplan a thing on Debian 9, though I don't see any signs of it being
> there.


I don't think so, but if the package "netplan" is not installed then
it's definitely not involved.

What is a thing however, is systemd-networkd. But that should leave
alone any interface that is defined in /etc/network/interfaces.

Do you have a file called /run/network/ifstate? If so, the
interfaces listed in it were configured by ifupdown as per
/etc/network/interfaces.

Which VPS is misbehaving with regard to IPv6? I will check there is
nothing amiss on BitFOlk's side. Has it ever worked for IPv6?

Cheers,
Andy

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