试题详情
- 单项选择题 Refer to the exhibit. MPLS has been enabled on router PE11. Which of these statements is correct regarding the output display shown in the exhibit? （）
A、CEF switching is not needed for MPLS operation.
B、CEF switching is only needed to forward labeled packets.
C、CEF switching is needed on both ingress and egress interfaces on which MPLS is enabled.
D、Interface-level CEF switching is needed only on egress interfaces that are sending IP packets on which the egress LSR performs the label imposition process.
E、Interface-level CEF switching is needed only on ingress interfaces that are receiving IP packets on which the ingress LSR performs the label imposition process.
- D
关注下方微信公众号，在线模考后查看
热门试题
- 简述Local_preference的作
- What is the first 24
- Which destination ad
- A Cisco A
- Which command encryp
- What are
- IGP的作用范围是（）
- 信号是（）的表示形式，它分为（）信号和（
- Which series&#
- If NVRAM lacks boot
- What are three valid
- Which statemen
- Which of these recom
- 下列算法中哪些是对称密钥算法（）
- Which three characte
- 哪两个有关RSTP的语句是正确的？（）
- Which of the followi
- What is
- Exhibit: The follow
- The OSPF