Information Systems Security: 5th International Conference, ICISS 2009 Kolkata, India, December 14-18, 2009 Proceedings

The management of services and operations in today’s organizations are — coming increasingly dependent on their enterprise local area network (enterprise LAN). An enterprise LAN consists of a set of network zones (logical group of networkelements)correspondingto different departments orsections,connected through various interface switches (typically, Layer—3 switches). The network service accesses between these zones and also with the external network (e. g. , Internet) are governed by a gl...