Valid And Updated 640-875 Exam Certifications Dumps Questions - Dumps4Download.co.in

Question NO:01

Refer to the exhibit.

 

Given the Class C IP network of 192.168.1.0, using VLSM, which five subnets meet the requirements in the exhibit? (Choose five.)
A. 192.168.1.0/27
B. 192.168.1.32/27
C. 192.168.1.48/27
D. 192.168.1.48/28
E. 192.168.1.64/28
F. 192.168.1.80/28
G. 192.168.1.80/29
H. 192.168.1.88/30
I. 192.168.1.96/30

Answer: A,B,E,F,I

Question NO:02

Which two statements about IPv4 DHCP operations are true? (Choose two.)

A. If the DHCP clients and servers are on the same subnet, DHCP uses UDP broadcasts to
communicate between the clients and servers.
B. The DHCP server that receives a DHCPDISCOVER message may respond with a DHCPOFFER
message on UDP port 67.
C. A client can receive DHCPOFFER from multiple servers and it can accept all the offers by
broadcasting the DHCPREQUEST message to all the servers.
D. A DHCP relay is required if the DHCP clients and the servers are on the same subnet.
E. If the client and server are on different subnets, DHCPDISCOVER and DHCPREQUEST messages are
sent via UDP broadcasts, but DHCPOFFER and DHCPACK messages are unicast.
F. The client broadcasts a DHCPDISCOVER message on UDP port 68 with its own MAC address to
discover available DHCP servers.
Answer: A,E

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Question NO:03

Drag the concepts from the left and drop them on the correct descriptions on the right.

 

Answer:

Question NO:04

Which three IP addresses are valid for hosts that belong to the 10.152.0.0/13 subnet? (Choose three.)

A. 10.152.0.0/13
B. 10.153.0.1/13
C. 10.158.255.255/13
D. 10.159.255.254/13
E. 10.160.0.1/13
F. 10.161.0.1/13

Answer: B,C,D

      

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Question NO:05

 Which two statements about Net Flow support on Cisco IOS XR are true? (Choose two.)

A. Cisco IOS XR supports Net Flow version 9 export format only.
B. Net Flow version 9 is a flexible and extensible means to carry Net Flow records from a network node to a collector.
C. IP flow is based on a set of four parameters only (source IP address, destination IP address, source
port, and destination port).
D. A Net Flow flow is the bidirectional sequence of packets on a single interface.

Answer: A,B

Question NO:06

Which three statements about Ethernet frames are true? (Choose three.)

A. Every frame starts with a preamble.
B. FCS is used to recover single-bit errors.
C. The source address is positioned behind the destination address.
D. If the data field is too short, it must be padded.
E. The dot1q tag size is six bytes.
F. The source and destination IP addresses are in the header.

Answer: A,C,D

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Question NO:07

Which three are features present on both ICMPv4 and ICMPv6? (Choose three.)
A. connectivity tests
B. address assignment
C. information error messaging
D. address resolution
E. mobile IPv4 support
F. multicast group management
G. mobile IPv6 support
H. fragmentation needed notification
Answer: A,C,H

Question NO:08

 Which two statements about Packet over SONET are true? (Choose two.)
A. POS is a Layer 2 technology that uses PPP in ATM encapsulation and SONET framing.
B. The Layer 2 frame is encapsulated into a generic HDLC header (not Cisco proprietary HDLC) and
placed into the appropriate SONET Payload Envelope.
C. The FCS field can be set to 16 bits on one end and 32 bits on the other end of a POS connection
without causing any connectivity issues.
D. The Cisco POS interface supports Cisco HDLC and PPP encapsulation.
E. POS can be used in a point-to-point or point-to-multipoint environment.
Answer: B,D

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Question NO:09

Which command set is required to enable a remote SNMP query on an IOS-XR router?

A. control-planemanagement-planeinbandinterface allallow SNMPcommit
B. control-planemanagement-planeinbandinterface allallow SNMP
C. snmp server hostsnmp server contactsnmp-server community stringcommit
D. snmp server hostsnmp server contactsnmp-server community string

Answer: A

Question NO:10

In IPv6, which kind of record is used for reverse look ups?

A. nibble
B. AAAA
C. PTR
D. APL
Answer: C

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