单项选择题
Which process is responsible for the configuration of the router and all user commands on a Junos device?（）
A. rpd B. chassisd C. dcd D. mgd
单项选择题 Which process is responsible for the routing protocols on a Junos device?（）
单项选择题 Which statement describes the PFE?（）
多项选择题 What are two benefits of the modular design of the Junos OS?（）
