[strongSwan] IPv6 + Android

Mikael Magnusson mikma264 at gmail.com
Mon Mar 17 14:34:14 CET 2014

On 03/17/2014 09:35 AM, Claude Tompers wrote:
> Hello,
> We have some issues with strongswan on Android phones.
> The phone gets both IPv4 and IPv6 addresses. When trying to connect to
> the mail server (only available via VPN), it fails in IPv6 and does not
> even fall back to IPv4. To get the connection to work we have to put the
> IPv4 addresses instead of DNS names into the mail client.
> Both IPv6 and IPv4 are known to work with other clients, for example
> strongswan on Linux.
> Is this a known issue with strongswan/Android ? Are there some tweaks
> to get this to work ?

Which Android version do you use? VPN on Android 4.4 has several known
issues. One is tunnelling IPv6 over IPv4 on devices without native IPv6
access (i.e. no IPv6 route).


> kind regards,
> Claude
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> Users at lists.strongswan.org
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