CMS专题
单选题The following output occurs on Router R1. IP SLA operation 1 uses an ICMP echo operation type, with default frequency of 60 seconds. The operation pings from address 1.1.1.1 to address 2.2.2.2. Which of the following answers is true reg arding IP SLA a
题目
The tracking return code fails after the SLA operation results in an ICMP echo failure three times.
The tracking return code fails after the SLA operation results in an ICMP echo failure one time.
After the tracking object fails, the tracking o bject moves back to an up state 45 seconds later in all cases.
After moving to a down state, the tracking object moves back to an OK state 45 seconds after the SLA operation moves to an OK state.
相似问题和答案
第1题：
The following configuration commands exist only in an implementation plan document. An engineer does a copy/paste of these commands into configuration mode on Router R1. Which of the following answers is m ost accurate regarding the results?（）ip sla1icmp - echo 1.1.1.1 source -ip 2.2.2.2ip sla schedule 1 start - time now life forever
A. The SLA operation will be configured but will not start until additional commands are used
B. The SLA operation is not comp letely configured so it will not collect any datA
C. The SLA operation is complete and working, collecting data into the RTTMON MIB
D. The SLA operation is complete and working but will not store the data in the RTTMON MIB without more configuration
第2题：
The following output occurs on Router R1. IP SLA operation 1 uses an ICMP echo operation type, with default frequency of 60 seconds. The operation pings from address 1.1.1.1 to address 2.2.2.2. Which of the following answers is true reg arding IP SLA and object tracking on R1?（） R1# show track Track 2 IP SLA 1 state State is Up 3 changes, last change 00:00:03 Delay up 45 secs, down 55 secs Latest operation return code: OK Latest RTT (millisecs) 6 Tracked by: STATIC - IP - ROUTING 0
- A、The tracking return code fails after the SLA operation results in an ICMP echo failure three times.
- B、The tracking return code fails after the SLA operation results in an ICMP echo failure one time.
- C、After the tracking object fails, the tracking o bject moves back to an up state 45 seconds later in all cases.
- D、After moving to a down state, the tracking object moves back to an OK state 45 seconds after the SLA operation moves to an OK state.
正确答案:D
第3题：
A. It performs a label pop operation and an IP lookup.
B. It performs a label swap operation and an IP lookup.
C. It sends an error message toward the egress router.
D. It sends an error message toward the ingress router.
第4题：
Which of the following statements are true concerning the command ip sla monitor responder typetcpconnect ipaddress 10.1.1.1 port 23？（Choose all that apply.）（）
- A、The command will initiate a probe with a destination IP address of 10.1.1.1
- B、The command is used on the IP SLA responder and the IP SLA source
- C、The command will allow only source address 10.1.1.1 to source probes
- D、The command will initiate a probe with a destination Telnet port
- E、The command is used to make the router a responder
- F、The command will initiate a probe with a source port of 23
正确答案:A,D
第5题：
The following output was taken from Router R3. A scan of R3's configuration shows that no bandwidth commands have been configured in this router. Which of the following answers lists configuration settings could be a part of a configuration tha t results in the following output?（） R3#show ip ospf interface brief Interface PID Area IP Address/Mask Cost State Nbrs F/C Se0/0/0.2 3 34 10.10.23.3/29 647 P2P 1/1 Se0/0/0.1 3 34 10.10.13.3/29 1000 P2P 1/1 Fa0/0 3 34 10.10.34.3/24 20 BDR 1/1
- A、An a uto - cost reference - bandwidth 1000 command in router ospf mode
- B、An auto - cost reference - bandwidth 2000 command in router ospf mode
- C、An ip ospf cost 1000 interface S0/0/0.1 command in router ospf mode
- D、An auto - cost reference - bandwidth 64700 command i n router ospf mode
正确答案:A,B
第6题：
A. The LSA was created by an ABR due to an area range command.
B. The LSA was created by an ASBR due to a summary - address command.
C. If cr eated by an area range command, the best metric for a subordinate subnet on that ABR must have been 11.
D. None of the other answers is correct.
第7题：
Which of these is a benefit of ESM?（）
- A、supports multiple MIBs
- B、includesNetFlow, NBAR, and IP SLA software subsystems
- C、includesNetFlow, syslog, and IP SLA software subsystems
- D、includes a predefined framework for filtering and correlating messages
- E、supports two logging processes so output can be sent in standard and ESM format
正确答案:E
第8题：
The fol lowing line of output was extracted from the output of the show ip bgp command on Router R1. Which of the following can be determined from this output?（）Network Next Hop Metric LocPrf Weight Path* 130.1.1.0/28 1.1.1.1 0 1 2 3 4 i
A. The route is learne d from an eBGP peer
B. The route has no more than three ASNs in the AS_PatH
C. The route is the best route for this prefix
D. None of these facts can be positively determined by this output
第9题：
Which four statements about an IP service level agreement （SLA） are true？ （）
- A、SLA responder knows type of operation， the port used， and duration.
- B、SLA responder inserts in and out timestamps in the packet payload.
- C、SLA sender and responder use the IP SLA Control Protocol to communicate with each other before
- D、SLA sender and responder communication can be encrypted.
- E、SLA sender and responder communication can be authenticated with MD5.
正确答案:A,B,C,E
第10题：
A router receives a packet from a neighbor with an MPLS shim header value of 0.What does the router do with this packet?（）
- A、It performs a label pop operation and an IP lookup.
- B、It performs a label swap operation and an IP lookup.
- C、It sends an error message toward the egress router.
- D、It sends an error message toward the ingress router.
正确答案:A