接続事業者

Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning.  
# Instructions
Focus on describing the relationship, not the entities themselves. 
# Response Format
Begin the description with \' Indicates...\'

Predicate: 接続事業者

Indicates that an entity functions as a connecting or intermediary operator that links or interconnects services, networks, or systems between other entities.