[strongSwan] Successfully established connection goes offline after some time

[Varun Singh]

On Thu, Jan 19, 2017 at 6:25 PM, Turbo Fredriksson <turbo at bayour.com> wrote:
> On 19 Jan 2017, at 12:18, Varun Singh <varun.singh at gslab.com> wrote:
>
>> I have strongSwan 5.3.5 on Ubuntu 16.04LTS. When I connect iOS VPN client to it, it connects successfully and I am able to browse the internet. But after some time, the connection goes offline.
>
> If it helps, I have the same problem. I just haven’t had time to deal with it.
> At the moment, I just reconnect which takes a few seconds so it haven’t
> been high on my (very, very long! :) TODO list.
>
> But I’ll keep an eye on this thread and see if someone have an (easy) fix.
>

After testing some more I found that if I keep browsing the internet,
the connection doesn't expire but if it sits idle it goes offline.
Could it be something related to keep-alive packets not being
acknowledged?

-- 
Regards,
Varun