IPv6 Flashcards

0
Q

What is the command to enable IPv6 on a Cisco router?

A

Router(config)#ipv6 unicast-routing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
1
Q

What is a link-local address?

A

An IPv6 address that has local significance (is unique on a LAN)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is the command to enable IPv6 on a Cisco router interface?

A

Router(config-int)#ipv6 enable

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

If your device has a MAC address of F0:24:75:A1:66:43 and it uses stateless autoconfiguration what would its eui-64 address be?

A

F224:75FF:FEA1:6643

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the prefix for IPv6 multicast addresses?

A

FF00::/8

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is the IPv6 prefix for link-local addresses?

A

FE80::/10

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Which type of IPv6 address is a global-unicast address that is assigned to multiple interfaces?

A

Anycast address

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What’s the global-unicast prefix?

A

2000::/3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What’s the unique local unicast range?

A

FC00::/7

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is the prefix used for 6to4?

A

2002::/16

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is an RS in IPv6?

A

A Router Solicitation - a device using stateless autoconfiguration will send a Router Solicitation to each router’s multicast address in order to obtain prefix information for its link-local address.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is an RA in IPv6?

A

A Router Advertisement - routers send prefix information out to other nodes on a network periodically in RAs - they also send them out in response to Router Solicitations sent by devices that need an IPv6 address.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What ICMP type is an RS message? What type is an RA?

A
DS = 133
DA = 134
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

In 6to4 tunneling what special address range is used?

A

2002::/16

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

How does IPv6 allow for smaller routing tables in internet routers?

A

IPv4 addresses are being allocated to ISPs in blocks that can be aggregated (summarized) by the ISP routers. This leads to these routers having one entry for numerous networks.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

With what prefix do aggregatable global unicast addresses begin?

A

2000::/3

16
Q

Your computer’s MAC address is 0100.2222.3333. It’s using stateless autoconfiguration to obtain an IPv6 address. What would it’s eui-64 format address be?

A

0120.22FF.FE22.3333