Patent ID: 7447211
Filing Date: 2008-11-04
Classification: H04L

Abstract:
1. A method of establishing a communication channel using protected network resources, comprising: creating a first data packet that contains: sending said first data packet from a first communication endpoint across a network to a second communication endpoint; determining whether both said requested reservation of network resources and said requested connection are acceptable; in response to determining that both said requested reservation of network resources and said requested connection are acceptable, creating a second data packet that contains: sending said second data packet from said second communication endpoint to said first communication endpoint; determining at said first communication endpoint whether said RSVP reservation message and said first connection request acknowledgment received from said second communication endpoint as part of said second data packet are acceptable; in response to determining that both said RSVP reservation message and said first connection request acknowledgment received from said second communication endpoint as part of said second data packet are acceptable, creating a third data packet that contains: sending said third data packet from said first communication endpoint to said second communication endpoint, wherein a communication channel between said first communication endpoint and said second communication endpoint is established by said connection request and said connection request acknowledgement objects, and wherein bandwidth on said network is reserved by said RSVP path and said RSVP reservation messages.