Chapter 13: IPv6

What is a valid IPv6 subnet mask?

/64

How many bits comprise an IPv6 address?

128

Which of the following is a valid IPv6 address?

2541:FDC::ACDF:2770:23

The ________tunneling protocol is the only one that doesnt use a tunnel broker

6 to 4

What must your computer have to access the IPv6 Internet?

A global unicast address

Which of the following IPv6 addresses are equivalent to ACCB:0876:0000:0000:FD87:0000:0000:0064? (Select two.)

ACCB:876::FD87:0:0:64 ACCB:876:0:0:FD87::64

How do IPv6 multicasts differ from broadcasts?

Both broadcasts and multicasts are sent to all network nodes, but in a multicast, only the destination nodes read the incoming packets.

As IPv6 clients can get a portion of their IP address from the default gateway server, what purpose does a DHCPv6 server serve?

DHCPv6 servers can still distribute DNS server information.

A packet has been sent to the address FF02:0000:0000:0002:0BCD:23DD:3456:0001. What will read the sent packet?

Every router on the network.

Which of the following is a valid link-local address?

FE80::1994:33DD:22CE:769B

The _____ appends an Ipv4 address to the end of the IPv6 prefix

ISATAP

A(n) _______ address contains a total of 32 bits

Ipv4

What is the main benefit of IPv6 aggregation?

It reduces the size and complexity of routing tables, allowing routers to work more efficiently.

What is the only type of IPv6 address required to communicate with other computers on a local network?

Link-local

What is true of link-local addresses?

The last 64 bits are always generated from the MAC address, except on Windows Vista and Windows 7.

What is true of current global addresses?

They always begin with 2001::, 2002::, 2003::, and so on.

What type of address applies to a single unique network node?

Unicast

Which operating systems fully support IPv6? (Select three.)

Windows XP Windows Vista Macintosh OS X

It is the practice of _____ that greatly reduces the size of Ipv6 routing tables by reducing them to a subnet of an upstream router.

aggregation

The MAC address is used to generate the complete ___ except in windows vista and Windows 7

extended unique Identifier

You must have a ______ to connect to the IPv6 internet

global unicast address

Computers involved in a local network that has no internet connectivity require only a ______

link local address

A packet sent to a ______ is broadcast to all network nodes but only the target nodes read the packet

multicast address

A(n) ___________DHCPv6 server passes out only optional information

stateless

Employing the services of an _________ automates the process of setting up an IPv6 tunnel.

tunnel broker