SERVICE EXECUTION METHOD, APPARATUS AND SYSTEM, AND STORAGE MEDIUM

This application discloses a service execution method and apparatus, a system, and a storage medium, and pertains to the communications field. The method includes: A first network device generates a first packet, where the first packet includes an SRH, the SRH includes a service identifier, and the service identifier is related to first service information and second service information. The first network device sends the first packet to a second network device, where the service identifier indicates the second network device to execute at least one service based on the first service information, the second service information, and the first packet. In this application, a problem that a network service cannot be provided for an actual service packet in an SRv6 network can be resolved.