Chapter 2.6

Question 1

Protocol ports

Answer 1

HTTP-TCP 80
HTTPS-TCP 443
SSH-TCP 22
FTP- TCP 20/21
FTPS- TCP 20/21 OR 989/990
TFTP-UDP 69
SFTP- TCP 22
DNSSEC- TCP/UDP 53
S/MIME-
SRTP-UDP 5004
LDAP-TCP/UDP 389
LDAPS-TCP 636/3629
SNMP-UDP 161/162

POPv3-TCP 110, SPOPv3-TCP 995, 110 WITH
STARTTLS

IMAPv4- TCP 143, SIMAPv4-TCP 993, TCP 143 W STARTTLS

NTP-UDP 123

SMTP-TCP 25, 465 W SSL, 587 W TLS
KERBEROS- UDP 88
IPsec-UDP 500
RDP-TCP/UDP 3389

Question 2

Directory Services

Answer 2

Directory services is a network service that stores identity information in a particular network, including users, groups, servers, client computers, and printers.

Question 3

fingerprinting

Answer 3

Fingerprinting is when a port scanner uses a tool such as Nmap that can reveal the presence of a router and which dynamic routing and management protocols it is running.

Question 4

DNSSEC

Answer 4

Domain Name System Security Extensions (DNSSEC) helps to mitigate against spoofing and poisoning attacks. The authoritative server for the zone creates a package of resource records, called an RRset, signed with a private key known as the zone signing key.

Question 5

UC

Answer 5

The project managers are utilizing Unified Communications (UC). These solutions are messaging applications that combine multiple communications channels and technologies into a single platform. These communications channels can include voice, messaging, interactive whiteboards, data sharing, email and social media.