Real NET 100 CH 2

What version of SMB can be used across Windows, UNIX, and other operating systems?

CIFS (Common Internet File System)

You issue a transmission from your workstation to the following socket on your LAN: 10.1.1.145:110. Assuming your network uses standard port designations, what Application layer protocol are you using?

POP3

What computers are the highest authorities in the Domain Name System hierarchy?

Root Servers

Which part of a MAC address is unique to each manufacturer?

The OUI

How many bits does an IPv6 address contain?

128

When your computer first joins an IPv6 network, what is the prefix of the IP address the computer first configures for itself?

FE80::/10

You have just brought online a new secondary DNS server and notice your monitoring software reports a significant increase in network traffic. Which two hosts on your network are likely to be causing the increased traffic and why?

The secondary and primary DNS servers, because the secondary server is requesting zone transfers from the primary server

If you are connected to a network that uses DHCP, and you need to terminate your Windows workstation s DHCP lease, which command would you use?

ipconfig /release

You have decided to use SNAT and PAT on your small office network. At minimum, how many IP addresses must you obtain from your ISP for all five clients in your office to be able to access servers on the Internet?

1

What is the IPv4 loopback address? What is the IPv6 loopback address?

127.0.0.1 and ::1/128

What is the range of IP addresses that might be assigned by APIPA?

169.254.0.1 through 169.254.255.254

FTP sometimes uses a random port for data transfer, but an FTP server always, unless programmed otherwise, listens to the same port for session requests from clients. What port is the FTP server listening on?

21

What decimal number corresponds to the binary number 11111111?

255

Suppose you want to change the default port for RDP as a security precaution. What port does RDP use by default, and from what range of numbers should you select a private port number?

3389; 49152 through 65535

Suppose you send data to the 11111111 11111111 11111111 11111111 IP address on an IPv4 network. To which device(s) are you transmitting?

All devices on your local network

What type of device does a computer turn to first when attempting to make contact with a host on another network?

Default gateway

You are the network manager for a computer training center that allows clients to bring their own laptops to class for learning and taking notes. Clients need access to the Internet, so you have configured your network's DHCP server to issue IP addresses automatically. What DHCP option should you modify to make sure you are not wasting addresses that were used by clients who have left for the day?

Lease Duration

Which Typ of DNS record identifies a mail server?

MX record

If you know that your colleague's TCP/IP host name is JSMITH, and you need to find out his IP address, what command should you type at your shell prompt or command prompt?

NSLOOKUP JSMITH

Which statement actually describes SMTP?

SMTP is a connection-based protocol that uses TCP