It is not necessary to specify the device config directive on
each virtual host configuration. Ensure that we don't require it
by mistake. This also introduces a traffic test when operating
with virtual hosts.
Resolves: #480
Signed-off-by: Nikos Mavrogiannopoulos <n.mavrogiannopoulos@gmail.com>
This checks whether connecting to different virtual hosts
with different authentication methods works.
Signed-off-by: Nikos Mavrogiannopoulos <nmav@gnutls.org>