2.3

Question 1

___________________runs over Transmission Control Protocol (TCP) port 22

Answer 1

Secure FTP (SFTP)

Question 2

______ connects to TCP port 21

Answer 2

FTP

Question 3

______________________________Tunneling protocol allows the transmission of encapsulated frames or packets from different types of network protocol over an IP network.

Answer 3

Generic Routing Encapsulation (GRE)

Question 4

A client connects to an _________server over port 143 and establishes connection security using a TLS. The default port for _______(________over SSL) is TCP/993.

Answer 4

IMAP

Question 5

Authentication, referred to as binding to the server, can be implemented in several ways for ________________________________________

Answer 5

Lightweight Directory Access Protocol Secure (LDAPS).

Question 6

The _______________________________ is a connectionless protocol that runs over User Datagram Port (UDP) port 69.

Answer 6

Trivial File Transfer Protocol (TFTP)

Question 7

Information can be viewed from Dynamic Host Configuration Protocol (DHCP) traffic by filtering on TCP____ and ____

Answer 7

67 and 68

Question 8

___________________use a forward lookup zone to return an IP address associated with a host name.

Answer 8

Forward lookups

Question 9

The ________________ , or option 003, is required so the workstations can route to the rest of the internal local area network (LAN).

Answer 9

default gateway

Question 10

The __________________ IP address(es), or option 006, is required so the domain name can be resolved properly to join the workstations to the domain

Answer 10

Domain Name System (DNS)

Question 11

The ___________________________ Server setting is option 042. Providing the IP address(es) for the NTP server will ensure the workstations have the correct time. It will ensure proper joining to the domain.

Answer 11

Network Time Protocol (NTP)

Question 12

The company is using an internal _______________ because it controls all its services and applications.

Answer 12

DNS server

Question 13

A _________________record is a DNS record used to identify a record that is providing a network service or protocol. Properties of this record type include port and protocol.

Answer 13

Service (SRV)

Question 14

A ________ record is used to store any free-form text that may be needed to support other network services.

Answer 14

TXT

Question 15

The ________________ record identifies a primary authoritative name server that maintains complete resource records for a zone.

Answer 15

Start of Authority (SOA)