A certain campus network has deployed two virtual networks through iMaster NCE-Campus, the R&D VN and the marketing VN. The R&D personnel belong to the R&D security group and access the R&D VN, and…

A certain campus network has deployed two virtual networks through iMaster NCE-Campus, the R&D VN and the marketing VN. The R&D personnel belong to the R&D security group and access the R&D VN, and the sales personnel belong to the sales security group and access the marketing VN. Now the campus network requires R&D personnel and sales personnel to implement mutual visits. In order to realize the mutual visit requirements, the network administrator needs to complete which of the following tasks? (Multiple choice)