公开(公告)号：WO2017189743A1

公开(公告)日：2017-11-02

申请号：PCT/US2017/029666

申请日：2017-04-26

Applicant: CISCO TECHNOLOGY, INC.

Inventor： PENNO, Reinaldo ,  PIGNATARO, Carlos M. ,  QUINN, Paul ,  CHAU, Hung The ,  YEN, Chui-Tin ,  KANSAL, Vivek ,  WANG, Jianxin ,  LEUNG, Kent K.

IPC: H04L12/801 ,  H04L12/715 ,  H04L12/851

Abstract: Embodiments are directed to receiving an original packet at a service function; determining, for a reverse packet, a reverse service path identifier for a previous hop on a service function chain; determining, for the reverse packet, a service index for the reverse service path identifier; and transmitting the reverse packet to the previous hop on the service function chain.

Abstract translation: 实施例涉及在服务功能处接收原始分组; 针对反向分组确定服务功能链上的前一跳的反向服务路径标识符; 为反向分组确定反向业务路径标识符的服务索引; 并将反向分组发送到服务功能链上的前一跳。