Re: DNS vs. Route preference

Grant Erickson <[email protected]>
Newsgroups dev.linux.lists.connman
Message-ID <[email protected]>
On Jul 15, 2024, at 11:09 AM, Thomas Bartosik <[email protected]> wrote:
> I am using Debian's connman 1.41 and openVPN.
> 
> I have to set a route preference ("move-before") for my local connection before the VPN, as otherwise packets don't get routed via the default gateway.
> 
> However, that also makes my local connection's DNS server the preferred one over the one that gets pushed via VPN.
> 
> I do get correct DNS responses for internal domains that only exist internally.
> 
> But there are services which have an internal and an external IP (for their publicly visible A record), and when connected via VPN, I want to get a response for (and connect to) the internal IP.
> 
> Is this achievable/which configuration options do I have to set?

I’ll defer to others that have far more experience with VPNs in ConnMan than I have.

> Or is this already improved in 1.42 and/or current git versions and should I test the current master?

There are a large number of fixes and improvements between 1.41 and top-of-tree. However, please note that per this thread, there are issues with VPNs and later versions:

    https://lore.kernel.org/connman/[email protected]/
    https://github.com/LibreELEC/LibreELEC.tv/commit/998f2bcfd5849e3eecda6f753ff5bab68a847aea

Best,

Grant

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