Teredo tunneling is a protocol that:

• Translates Internet Protocol version 4 (IPv4) to Internet Protocol version 6 (IPv6).

• Allows IPv6 connectivity through IPv4 devices.

• Provides VPN security.

• Dynamically allocates IPv6 addresses.

Which two of the following are connectivity options for wide area networks (WANs)?

• Token ring

• Ethernet

• Dial-up

• Leased line

What are three characteristics of Ethernet network topology?

• It uses tokens to avoid collisions on the network.

• It can use coaxial, twisted pair, and fiber optic media.

• It comprises the largest share of the networks in place today.

• It is a non-switching protocol.

• It can negotiate different transmission speeds.

If an 802.llg Internet connection has connectivity problems, what may be the cause?

• A cordless phone

• A cellular phone

• Incandescent lights

• Electromagnetic interference (EMI)

Which of the following is a public IP address?

• 10.156.89.1

• 68.24.78.221

• 172.16.152.48

• 192.168.25.101

Which wireless communication problem is caused by electromagnetic waves?

• Fading

• Attenuation

• Interference

• Diffraction

How many bits are there in an Internet Protocol version 6 (IPv6) address?

• 32

• 64

• 128

• 256

The topology of a local area network (LAN) is defined by the:

• Number of devices to connect.

• Physical and logical characteristics.

• Distance between workstations.

• Type of cable being used.

The default gateway address identifies the:

• Device that will connect the computer to the local network.

• Device that will connect the computer to a remote network.

• Server that will provide name services for the computer.

• Server that will authenticate the user of the computer.

Which of the following is a Layer 2 WAN protocol?

• Point-to-Point Protocol (PPP)

• Simple Network Management Protocol (SNMP)

• Transmission Control Protocol (TCP)

• Internet Protocol (IP)