| 摘要 |
In one embodiment, a method includes receiving a packet in a service function chain at a network device located at a border of a first administrative domain, the packet comprising a service function path identifier and a service index, processing the packet at the network device, wherein processing comprises modifying the packet based on the service function path identifier and the service index to direct the packet to a second administrative domain, and forwarding the packet from the network device to the second administrative domain for processing in the service function chain. The service function chain extends over the first and second administrative domains. An apparatus and logic are also disclosed herein. |
