单项选择题
Which process is responsible for the routing protocols on a Junos device?（）
A. rpd B. mgd C. dcd D. chassisd
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?（）
单项选择题 Which statement describes exception traffic?（）
