Juniper Networks, Inc.

Roger Jia-Jyi Lian

Guangsong Huang

Lee Chik Cheung

Yu Ming Mao

Yuming Mao

Guansong Huang

Methods and apparatus for transferring packets in a packet switched communication system. A system is provided that includes an L2 device including a controller determining for each packet received whether the received packet is to be inspected, an inspection device operable to inspect and filter packets identified by the controller including using a zone specific policy and an L2 controller for transferring inspected packets in accordance with L2 header information using L2 protocols.

Routing a packet by a device

Methods and apparatus for transferring packets in a packet switched communication system. A system is provided that includes an Ldevice including a controller determining for each packet received whether the received packet is to be inspected, an inspection device operable to inspect and filter packets identified by the controller including using a zone specific policy and an Lcontroller for transferring inspected packets in accordance with Lheader information using Lprotocols.

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San Jose, CA, United States of America

Roger Jia-Jyi Lian