Topic 1: Exam Pool A
Refer to the exhibit.
Which troubleshooting a routing issue, an engineer issues a ping from S1 to S2. When two actions from the initial value of the TTL? (Choose two.)
A.
The packet reaches R3, and the TTL expires
B.
R2 replies with a TTL exceeded message
C.
R3 replies with a TTL exceeded message.
D.
The packet reaches R2 and the TTL expires
E.
R1 replies with a TTL exceeded message
F.
The packet reaches R1 and the TTL expires.
The packet reaches R3, and the TTL expires
The packet reaches R2 and the TTL expires
Explanation: Source MAC in the capture is VMWare, MAC is Cisco. Routers first check the TTL before any further process, subtract 1 at R1. Send to R2, subtract and you have ZERO. Discard packet and reply with ICMP Time Exceeded message from that point, don't even bother checking the Route table for further processing.
Which controller is capable of acting as a STUN server during the onboarding process of Edge devices?
A.
vBond
B.
vSmart
C.
vManage
D.
PNP server
vBond
What are two benefits of virtual switching when compared to hardware switching? (Choose two.)
A.
increased MTU size
B.
hardware independence
C.
VM-level isolation
D.
increased flexibility
E.
extended 802.1Q VLAN range
VM-level isolation
increased flexibility
Refer to the exhibit.
A.
Option A
B.
Option B
C.
Option C
D.
Option D
Option A
Explanation:
Broadcast and Non-Broadcast networks elect DR/BDR while Point-topoint/ multipoint do not elect DR/BDR. Therefore we have to set the two Gi0/0 interfaces to point-to-point or point-to-multipoint network to ensure that a DR/BDR election does not occur.
What is the function of the LISP map resolver?
A.
to send traffic to non-LISP sites when connected to a service provider that does not accept nonroutable ElDs as packet sources
B.
to connect a site to the LISP-capable part of a core network publish the EID-to-RLOC mappings for the site, and respond to map-request messages
C.
to decapsulate map-request messages from ITRs and forward the messages to the MS.
D.
to advertise routable non-LISP traffic from one address family to LISP sites in a different address family
to decapsulate map-request messages from ITRs and forward the messages to the MS.
Explanation: Map resolver (MR): The MR performs the following functions: Receives MAP requests, which are encapsulated by ITRs. Provides a service interface to the ALT router, de-encapsulates MAP requests, and forwards on the ALT topology.
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