Method of network service descriptor management in a network functions virtualization

A method of managing each Network Service (NS) descriptor, performed by a Network Functions Virtualization Orchestrator (NFVO), the method comprising:

• receiving a request message for a Hypertext Transfer Protocol (HTTP) method for each NS descriptor from an Operation Support System/Business Support System (OSS/BSS);
• and
• responding to the OSS/BSS with respect to the received request message,
• wherein, if the HTTP method for each NS descriptor is GET, information about each NS descriptor is read, if the HTTP method for each NS descriptor is PATCH, information about each network descriptor is modified, and if the HTTP method for each NS descriptor is DELETE, each NS descriptor is deleted.

A Network Service (NS) descriptor management method performed by a Network Functions Virtualization Orchestrator (NFVO), the method comprising:

• receiving a POST request message from an Operation Support System/Business Support System (OSS/BSS);
• creating an NS descriptor in response to the received POST request message;
• and
• sending, to the OSS/BSS, a response message indicating that the NS descriptor is created.