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Exam 8: Tcpip Internetworking I

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Question 21

Multiple Choice

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If I simplify the address 2001:0000:0000:00fe:0000:0000:0000:cdef,I get ________.

A) 2001:0000:0000:00fe::::cdef
B) 2001:::00fe:0000:0000:0000:cdef
C) 2001::00fe::::cdef
D) 2001:::00fe::cdef

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Question 22

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The main version of Internet Protocol in use today is IP version ________.

A) 1
B) 4
C) 5
D) 6

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Question 23

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ICMP error advisement messages add reliability to IP.

A row in a routing table has the destination 10.8.0.0 and the mask /24.It is a match for 10.8.6.7.

Four-way closes use ________ segments.

The time to live field in IPv4 has the same basic function as the hop limit field in IPv6.

An internal router only connects different IP ________.

The default row will never be selected as the best match row.

Which TCP/IP interior dynamic routing protocol is good for small internets if security is not a serious concern?

The router selects a row in which the next-hop router is labeled local.The router will send the packet to the ________.

If someone says that a 1-bit flag is set,this means that it is given the value ________.

The encapsulating security protocol offers ________.

In an IPv4 packet,the ________ field value tells the type of message contained in the IP packet's data field.

Row 2707 has the mask /16 and the cost metric 20.Row 4400 has the mask /16 and the cost metric 10.Which row will the router choose if both are matches?

A router will discard a packet if the TTL value reaches ________.

Which of the following can handle an application message that is one megabyte in size?

Which of the following allows routers to check for errors in the header when a packet arrives?

For human reading,symbols in IPv6 addresses are written in groups of ________.

Routers usually are connected in a ________ topology.

In a routing table,a row is a route for a single IP address.