Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.361Which statement about the overload bit in IS-IS is true?The IS-IS adjacencies on the links for which the overload bit is set are brought down.Routers running SPF ignore LSPs with the overload bit set and hence avoid blackholing traffic.A router setting the overload bit becomes unreachable to all other routers in the IS-IS area.The overload bit in IS-IS is used only for external prefixes.Correct Answer: BExplanation:The Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.351Refer to the exhibit. When the link between RtrB and RtrC goes down, multicast receivers stop receiving traffic from the source for multicast group 229.1.1.1.Which solution will resolve this?adding a static mroute on RtrB and RtrFadding a static unicast route on RtrB and RtrFcreating a GRE tunnel between RtrB and RtrDenabling PIM sparse mode on both ends of the link between RtrB and RtrFCorrect Answer: DExplanation:For Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.341Which two values comprise the VPN ID for an MPLS VPN? (Choose two.)an OUIa VPN indexa route distinguishera 16-bit AS numbera 32-bit IP addressCorrect Answer: ABExplanation:Each MPLS VPN ID defined by RFC 2685 consists of the following elements:An Organizational Unique Identifier (OUI), a three-octet hex number: The IEEE Registration Authority assigns OUIs to any company that manufactures components under the ISO/IEC Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.331Refer to the exhibit. What does the return code 3 represent in this output?The mapping of the replying router for the FEC is different.The packet is label-switched at stack depth.The return code is reserved.The upstream index is unknown.The replying router was the proper egress for the FEC.Correct Answer: E Explanation: Return CodesThe Return Code is set to zero by the sender. The receiver can set it to one of the Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.321Refer to the exhibit. If the network switch is configured as shown, which two statements about network traffic are true? (Choose two.)Traffic enters the shaper on a FIFO basis.Traffic enters the shaper on a weighted fair queueing basis.Drop behavior is random for traffic in excess of 6 Mbps.Voice traffic is given priority until it reaches 1.5 Mbps.Voice traffic is given priority until it reaches 6 Mbps.Correct Answer: Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.311Which technology is not necessary to set up a basic MPLS domain?IP addressingan IGPLDP or TDPCEFa VRFCorrect Answer: EExplanation:The simplest form of VRF implementation is VRF Lite. In this implementation, each router within the network participates in the virtual routing environment in a peer-based fashion. While simple to deploy and appropriate for small to medium enterprises and shared data centres, VRF Lite Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.301DRAG DROPCorrect Answer: Question No.302Refer to the exhibit. Which LISP component do routers in the public IP network use to forward traffic between the two networks?EIDRLOCmap servermap resolverCorrect Answer: BExplanation:Locator ID Separation Protocol (LISP) is a network architecture and protocol that implements the use of two namespaces instead of a single IP address:Endpoint identifiers (EIDs)-assigned to end Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.291Refer to the exhibit. Which two possible network conditions can you infer from this configuration? (Choose two.)The authentication parameters on R1 and R2 are mismatched.R1 is using the default NTP source configuration.R1 and R2 have established an NTP session.R2 is configured as the NTP master with a stratum of 7.Correct Answer: ABExplanation:Answer A: The NTP associations are not synced, it is only listed as a Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.281Which two statements about the C-bit and PW type are true? (Choose two.)The C-bit is 1 byte and the PW type is 15 bytes.The PW type indicates the type of pseudowire.The C-bit is 3 bits and the PW type is 10 bits.The C-bit set to 1 indicates a control word is present.The PW type indicates the encryption type.Correct Answer: BDExplanation:The control word carries generic and Layer 2 payload-specific information. If Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.271In a PfR environment, which two statements best describe the difference between active mode monitoring and fast mode monitoring? (Choose two.)Active mode monitoring can monitor and measure actual traffic via NetFlow data collection.Fast mode monitoring can measure bursty traffic better than active mode.Active mode monitoring uses IP SLA probes for the purpose of obtaining performance characteristics of the current Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.261Refer to the exhibit. All switches are Cisco switches. Assume that Cisco Discovery Protocol is enabled only on switches A and C. Which information is returned when you issue the command show cdp neighbors on switch C?a limited amount of information about switch Bno neighbor details will be returnedneighbor details for switch Bneighbor details for switch Aneighbor details for switch CCorrect Answer: BExplanation:CDP Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.251Which two statements about the default router settings for SSH connections are true? (Choose two.)The default timeout value for the SSH negotiation phase is 120 seconds.Data is exchanged in clear text by default unless AAA authentication is enabled on the console.The default number of authentication retries is 3.SSH is enabled by default when you configure the username command.Correct Answer: ACExplanation:ip ssh Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.241Which two pieces of information does RTCP use to inform endpoint devices about the RTP flow? (Choose two.)the transmitted octetthe lost packet countsession control function provisioning informationthe CNAME for session participantsthe authentication methodMTU size changes in the path of the flowCorrect Answer: ABExplanation:RTCP transports statistics for a media connection and information such as transmitted octet Read more [...]

Get Full Version of the Examhttp://www.EnsurePass.com/400-101.html Question No.231Which two options are BGP attributes that are updated when router sends an update to its eBGP peer? (Choose two.)weightlocal preferenceAS_pathnext-hopCorrect Answer: CDExplanation:AS_Path describes the inter-AS path taken to reach a destination. It gives a list of AS Numbers traversed when reaching to a destination. Every BGP speaker when advertising a route to a peer will include its own AS number in the NLRI. The Read more [...]