Bug 6778 - VPN interface for external port is deleted when clearing router gw interface
This patch fixes several external VPN interface issues
1) VPN interface will be created for each newly created external ELAN interface
and deleted on ELAN interface deletion
2) External VPN interfaces + VPN instance will be deleted only after ext-net was deleted
Change-Id: Ie358c214afcea1f894db6c46fe9827e637f52863
Signed-off-by: Tali <tali.ben-meir@hpe.com>
Signed-off-by: Sam Hague <shague@redhat.com>
Author: Sam Hague <shague@redhat.com>
Signed-off-by: Vivekanandan Narasimhan <n.vivekanandan@ericsson.com>