However, the open SIP architecture constitutes the provided services vulnerable to various attacks, similar to those currently existing in Internet.
Hence, these solutions need to expand beyond the currently existing and relatively restrictive tools to a fully integrated and flexible interface based on human aspects.
However, none of the currently existing models satisfy all of these requirements (Kühn 2004; Zhu and Anderson 2002).
28 29 These non-technical skills are taught in the currently existing virtual reality systems to a limited degree only.
However, these 'new' protocols require stringent validation before they can replace the currently existing 'nurse-driven' insulin protocols.
These recommendations may also be useful for evaluators of any of the currently existing immunisation programmes delivered in schools in Ontario.
"He has been applying all the forces, including law enforcement bodies, in order to freeze the currently existing system," Mr. Venediktov said.
None of the currently existing ones in Europe and South America is designed to do so.
However, the currently existing MPSoC architectures have significant limitations with respect to safety critical applications.
First, the Euclidean distance between each parcel and the currently existing closest biogas plant (derived from [52]) was measured.
