单项选择题

When EIGRP is used as the PE-CE routing protocol which of these statements is correct?（）

A. EIGRP can be used only as the PE-CE routing protocol if the PE and CE routers are in the same AS
B. Other EIGRP AS routes are automatically advertised to the CE router and do not require a redistribution configuration command to be configured
C. Unlike other routing protocols that are used between PE and CE routers, EIGRP supports backdoor links
D. Configure of the VPN is only required on the PE router

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热门试题

单项选择题The router SIS-R has been configured in a CIS network. As a network administrator, you were required to enable MPLS on that router. Which of the following description is making sense on the basis of the output information?（）

A. CEF switching is only needed to forward labeled packets.
B. CEF switching is needed on both ingress and egress interfaces on which MPLS is enabled.
C. 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.
D. 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.

单项选择题Which of these tools should you use to compress VoIP packets on a low-speed Frame Replay circuit?（）

A. Cisco Proprietary payload compression
B. Predictor payload compression
C. RTP header compression
D. TCP header compression

单项选择题Which version of NTP was the first to support cryptographic authentication?（）

A.Version 1
B.Version 5
C.Version 4
D.Version 3

单项选择题How does NTP help you troubleshoot network problems?（）

A. By calculating the time offset from the GPS or atomic clock
B. By setting the router clock to the default value if the router can't connect to a time server
C. By setting all network devices to the correct time
D. By setting necessary time date in the timestamp information

单项选择题Which of the following can we draw from the given information concerning the class-map all-traffic ?（）

A. The class-map "all-traffic" will match all traffic with ip precedence 4 and 5
B. The class-map "all-traffic" will match all traffic with dscp 18 or dscp 43
C. The class-map "all-traffic" will match all traffic with ip precedence 0 or 1
D. The class-map "all-traffic" will match all traffic with dscp 18 and dscp 43