单项选择题
A. RIP does not support routing contexts
B. routing contexts are implemented in a single routing process
C. routing contexts are implemented using multiple routing processes
D. routing contexts are implemented as several instances of a single routing process
E. routing contexts are implemented as a single instance of several routing processes
多项选择题 Which three of the following steps are mandatory when configuring MPLS on Cisco IOS? （）(Choose three.)
单项选择题 Why is it appropriate to use conditional label advertising when deploying MPLS? （）
单项选择题 When implementing MPLS VPNs between CE and PE routers, which of these statements is correct? （）