IST 227 Chapter 7 & 8

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

The composition of an IPv6 address changes when it is used with global unicast traffic that is routed over the public internet. A global unicast address is identified by having its first 3 bits set to _________ A) 001 B) 011 C) 111 D) 110

A) 001

What are the types of messages/traffic supported by IPv6? (choose all that apply) A) Anycast B) Overcast C) Unicast D) Multicast E) Broadcast

A) Anycast C) Unicast D) Multicast

__________ addresses are 32-bit assigned numbers used to uniquely identify devices connected to a network and consist of two parts, a network portion and a host portion. A) IPv4 address B) MAC address C) TCP port number D) IPv6 address

A) IPv4 address

In a Gratuitous ARP, what fields will have the same bits set? A) Sender IP address and Target IP address B) Sender hardware address and Sender IP address C) Target hardware address and Target IP address D) Hardware type and Protocol type E) Sender hardware address and Target hardware address

A) Sender IP address and Target IP address

An IPv6 address has a network portion, often called a network prefix. A) True B) False

A) True

To avoid fragmentation, a device transmitting IPv6 packets is expected to perform a process called maximum transmission unit (MTU) discovery to determine the maximum size of packets it can send before actually sending them. A) True B) False

A) True

In an packet header, if the flag field is set then that means that the packet has been _______ A) fragmented B) dropped C) replied to D) forwarded

A) fragmented

The physical address of a host on a network segment is also called an IPv4 or IPv6 address. A) True B) False

B) False

________ is the utility protocol of TCP/IP, responsible for providing information regarding the availability of devices, services, or routes on a TCP/IP network. A) Telnet B) Internet Control Message Protocol (ICMP) C) Address Resolution Protocol (ARP) D) Secure Shell (SSH)

B) Internet Control Message Protocol (ICMP)

In place of ARP, what does IPv6 use to resolve local logical addresses to physical A) Traceroute B) Neighbor Advertisement C) Router Solicitation D) Router Advertisement E) Neighbor Solicitation

B) Neighbor Advertisement E) Neighbor Solicitation

The ______ is a 32 bit long number that identifies which part of the IP address belongs to the network portion and which part belongs to the host portion. Every Bit that is set to a 1 identifies the part that is reserved for the network portion, while the remaining bits are set to 0 to identify the host portion. A) EUI-32 B) Netmask C) Layer 4 number D) MAC address

B) Netmask

Bits 64 through 79 of a packet header identify the ______ field. A) Version B) TTL C) Protocol D) Options

B) TTL

Given the following information, what would the link-local address be for this host using EUI-64? FE80:0000:0000:0000 - prefix MAC Address - 1C-66-DA-07-B2-92 A) FE8::1C66:DAFF:FE7:B292 B) FE80::1C66:DAFF:FE07:B292 C) FE80::1E66:DAFF:FE07:B292 D) FE80::1

C) FE80::1E66:DAFF:FE07:B292

In an ARP header, the _________ field is primarily responsible for identifying whether or not the ARP message is a reply or a request. A) Sender hardware B) Hardware type C) Operation D) Target hardware

C) Operation

The first 4 bits of an IPv6 header identifies the _________ field. A) Hop Limit B) Next Header C) Version D) Traffic Class

C) Version

if a host in a LAN segment wants to send a message to another host in the same local segment, the sending host must have the ____________ of the destination host A) IPv6 address and ICMP port number B) IPv4 address and IPv6 address C) logical address and physical address D) physical address and ICMPv6 port number

C) logical address and physical address


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