Invention Grant
- Patent Title: In-Situ OAM for multicast path, telemetry data collection and receive-only service function proof of transit
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Application No.: US15996796Application Date: 2018-06-04
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Publication No.: US10887209B2Publication Date: 2021-01-05
- Inventor: Nagendra Kumar Nainar , Carlos M. Pignataro , Frank Brockners , Shwetha Subray Bhandari
- Applicant: Cisco Technology, Inc.
- Applicant Address: US CA San Jose
- Assignee: Cisco Technology, Inc.
- Current Assignee: Cisco Technology, Inc.
- Current Assignee Address: US CA San Jose
- Agency: Edell, Shapiro & Finnan, LLC
- Main IPC: H04L12/26
- IPC: H04L12/26 ; H04L12/761 ; H04L12/753 ; H04L29/06

Abstract:
A method is provided that is performed by a network element in a network. The network element receives a packet. The network element inserts into a header of the packet, packet replication information indicating whether and to which egress interface the network element performs a replication operation on the packet, wherein the header is an In-Situ Operations, Administration and Management (IOAM) header. The network element sends the packet, with the packet replication information included in the IOAM header, in the network.
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