It may select a falsy external network [1].
[1] https://build.opnfv.org/ci/job/functest-opnfv-functest-vnf-latest-juju_epc-run/4/console
Change-Id: Ic403d0cfb4bc829275617d6b1338311e8e7ea894
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
'--bootstrap-series', 'xenial',
'--config', 'network={}'.format(self.network.id),
'--config', 'ssl-hostname-verification=false',
+ '--config', 'external-network={}'.format(self.ext_net.id),
'--config', 'use-floating-ip=true',
'--config', 'use-default-secgroup=true',
'--debug']