642-887 テスト資料 & 642-887 復習資料
NO.1 Scenario:
On PE7 which statement is correct regarding the "traffic-policing" policy-map?
A. The "traffic-policing" QoS policy is applied to the Gi0/0/0/0 interface in the outbound direction.
B. All incoming traffic not matched by the "test12" ACL to the Gi0/0/0/0 interface will be dropped.
C. The "traffic-policing" QoS policy will police the traffic matched by the "test12" ACL to 3 mbps and
will drop all exceeding traffic.
D. The "traffic-policing" QoS policy is using dual rate class-based traffic policing.
Answer: C
642-887 受験期
Explanation:
#show running-config policy-map #show policy-map
NO.2 Referring to the traceroute output exhibit that is shown,
which statement is correct?
A. Normal PHP operation is performed by the hop 4 router.
B. At each hop, each LSR is able to perform label swapping.
C. There is no problem with the end-to-end LSP as indicated by the successful trace.
D. The end-to-end LSP is broken at hop 4.
Answer: D
642-887 合格点 642-887 問題数
NO.3 Implementing IPoDWDM interfaces on Cisco CRS routers eliminates the need for which network
component?
A. ROADM
B. electrical-optical-electrical converters
C. external transponders
D. electrical cross-connect
Answer: C
642-887 入門
Explanation:
IP over DWDM (IPoDWDM) is a technology used in telecommunications networks to integrate IP
Routers and Switches in the OTN (Optical Transport Network).
NO.4 With unmanaged CE routers, at which point in the service provider network is the QoS trust
boundary, and what is required at the trust boundary?
A. between the PE and the P router and mapping of the customer traffic classes into the service
provider traffic classes at the P router ingress
B. between the PE and P router and trusting the QoS markings from the CE router and applying the
required QoS mechanisms based on the customer QoS markings
C. between the CE and PE router and trusting the QoS markings from the CE router and applying the
required QoS mechanisms based on the customer QoS markings
D. between the customer network and the CE router ingress and applying the required egress QoS
policy on the CE router
E. between the CE and PE router and mapping of the customer traffic classes into the service
provider traffic classes at the PE router ingress
Answer: E
642-887 実際
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試験番号：642-887問題集試験科目：Implementing Cisco Service Provider Next-Generation Core Network Services
最近更新時間：2017-07-12
問題と解答：全130問 642-887 受験方法
100％の返金保証。1年間の無料アップデート。
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