<s>
Contrail	B-Application
was	O
a	O
cloud	O
federation	O
computing	O
project	O
that	O
ran	O
from	O
1	O
October	O
2010	O
until	O
31	O
January	O
2014	O
.	O
</s>
<s>
Contrail	B-Application
produced	O
open-source	B-Application
cloud	O
stack	O
software	O
including	O
Security	O
,	O
PaaS	O
components	O
,	O
Distributed	O
file	O
system	O
,	O
Application	O
Lifecycle	O
management	O
middleware	O
,	O
and	O
SLA	O
Management	O
.	O
</s>
<s>
Contrail	B-Application
supports	O
OVF	O
standard	O
and	O
runs	O
on	O
OpenStack	O
and	O
OpenNebula	O
.	O
</s>
<s>
Contrail	B-Application
software	O
is	O
a	O
full	O
IaaS	O
+	O
PaaS	O
Cloud	O
stack	O
ready	O
to	O
implement	O
Cloud	O
Federations	O
.	O
</s>
<s>
Contrail	B-Application
is	O
partially	O
funded	O
by	O
the	O
FP7	O
Programme	O
of	O
the	O
European	O
Commission	O
under	O
Grant	O
Agreement	O
FP7-ICT-257438	O
.	O
</s>
<s>
Contrail	B-Application
also	O
allows	O
virtualization	B-General_Concept
,	O
alongside	O
Infrastructure-as-a-Service	O
,	O
Platform-as-a-Service	O
.	O
</s>
<s>
and	O
Hybrid	O
clouds	B-Architecture
.	O
</s>
