CREST CPSA EXAM 100 QUESTIONS WITH
COMPLETE SOLUTIONS GUARANTEED PASS
2025/2026
Kerberos - ANSWER - >>>A computer network authentication
protocol that works on the basis of tickets to allow nodes
communicating over a non-secure network to prove their identity
to one another in a secure manner
Port 110 - ANSWER - >>>POP3
POP3 - ANSWER - >>>Post Office Protocol version 3
Port 111 - ANSWER - >>>RPC
RPC - ANSWER - >>>Remote Procedure Call
Port 123 - ANSWER - >>>NTP
,NTP - ANSWER - >>>Network Time Protocol
Port 135 - ANSWER - >>>Windows RPC (EPM)
Port 593 - ANSWER - >>>RPC over HTTPS
Port 445 - ANSWER - >>>SMB
SMB - ANSWER - >>>Server Message Block
Port 137 (UDP) - ANSWER - >>>NetBIOS (name services)
Port 138 (UDP) - ANSWER - >>>NetBIOS (datagram services)
Port 139 - ANSWER - >>>NetBIOS (session services)
NetBIOS - ANSWER - >>>Network Basic Input/Output System
Port 143 - ANSWER - >>>IMAP
IMAP - ANSWER - >>>Internet Message Access Protocol
Port 161 (UDP) - ANSWER - >>>SNMP
SNMP - ANSWER - >>>Simple Network Management Protocol
Port 179 - ANSWER - >>>BGP
BGP - ANSWER - >>>Border Gateway Protocol
,Border Gateway Protocol (BGP) - ANSWER - >>>A standardized
exterior gateway protocol
designed to exchange routing and reach-ability information
among autonomous
systems on the Internet. The protocol is classified as a
path vector protocol.
Port 201 - ANSWER - >>>AppleTalk
Port 389 - ANSWER - >>>LDAP
LDAP - ANSWER - >>>Lightweight Directory Access Protocol
Port 443 - ANSWER - >>>HTTPS
Port 500 (UDP) - ANSWER - >>>Internet Key Exchange (IKE)
(used with IPSec)
ISAKMP
ISAKMP - ANSWER - >>>Internet Security Association and Key
Management Protocol
Port 514 (UDP) - ANSWER - >>>Syslog
Port 520 - ANSWER - >>>RIP
RIP - ANSWER - >>>Routing Information Protocol
Port 546 - ANSWER - >>>DHCPv6 (client)
Port 567 - ANSWER - >>>DHCPv6 (servers)
, Port 587 - ANSWER - >>>SMTP
Port 902 - ANSWER - >>>VMWare
Port 1080 - ANSWER - >>>Socks Proxy
Port 636 - ANSWER - >>>LDAPS
Port 1194 - ANSWER - >>>VPN
Port 1433 - ANSWER - >>>MS-SQL
Port 1434 - ANSWER - >>>MS-SQL (monitoring)
Port 1521 - ANSWER - >>>Oracle
Port 1629 - ANSWER - >>>DameWare
Port 2049 - ANSWER - >>>NFS
NFS - ANSWER - >>>Network File System
Port 3128 - ANSWER - >>>Squid Proxy
Port 3306 - ANSWER - >>>MySQL
Port 3389 - ANSWER - >>>RDP (Remote Desktop Protocol)
Port 5060 - ANSWER - >>>SIP
SIP - ANSWER - >>>Session Initiation Protocol
COMPLETE SOLUTIONS GUARANTEED PASS
2025/2026
Kerberos - ANSWER - >>>A computer network authentication
protocol that works on the basis of tickets to allow nodes
communicating over a non-secure network to prove their identity
to one another in a secure manner
Port 110 - ANSWER - >>>POP3
POP3 - ANSWER - >>>Post Office Protocol version 3
Port 111 - ANSWER - >>>RPC
RPC - ANSWER - >>>Remote Procedure Call
Port 123 - ANSWER - >>>NTP
,NTP - ANSWER - >>>Network Time Protocol
Port 135 - ANSWER - >>>Windows RPC (EPM)
Port 593 - ANSWER - >>>RPC over HTTPS
Port 445 - ANSWER - >>>SMB
SMB - ANSWER - >>>Server Message Block
Port 137 (UDP) - ANSWER - >>>NetBIOS (name services)
Port 138 (UDP) - ANSWER - >>>NetBIOS (datagram services)
Port 139 - ANSWER - >>>NetBIOS (session services)
NetBIOS - ANSWER - >>>Network Basic Input/Output System
Port 143 - ANSWER - >>>IMAP
IMAP - ANSWER - >>>Internet Message Access Protocol
Port 161 (UDP) - ANSWER - >>>SNMP
SNMP - ANSWER - >>>Simple Network Management Protocol
Port 179 - ANSWER - >>>BGP
BGP - ANSWER - >>>Border Gateway Protocol
,Border Gateway Protocol (BGP) - ANSWER - >>>A standardized
exterior gateway protocol
designed to exchange routing and reach-ability information
among autonomous
systems on the Internet. The protocol is classified as a
path vector protocol.
Port 201 - ANSWER - >>>AppleTalk
Port 389 - ANSWER - >>>LDAP
LDAP - ANSWER - >>>Lightweight Directory Access Protocol
Port 443 - ANSWER - >>>HTTPS
Port 500 (UDP) - ANSWER - >>>Internet Key Exchange (IKE)
(used with IPSec)
ISAKMP
ISAKMP - ANSWER - >>>Internet Security Association and Key
Management Protocol
Port 514 (UDP) - ANSWER - >>>Syslog
Port 520 - ANSWER - >>>RIP
RIP - ANSWER - >>>Routing Information Protocol
Port 546 - ANSWER - >>>DHCPv6 (client)
Port 567 - ANSWER - >>>DHCPv6 (servers)
, Port 587 - ANSWER - >>>SMTP
Port 902 - ANSWER - >>>VMWare
Port 1080 - ANSWER - >>>Socks Proxy
Port 636 - ANSWER - >>>LDAPS
Port 1194 - ANSWER - >>>VPN
Port 1433 - ANSWER - >>>MS-SQL
Port 1434 - ANSWER - >>>MS-SQL (monitoring)
Port 1521 - ANSWER - >>>Oracle
Port 1629 - ANSWER - >>>DameWare
Port 2049 - ANSWER - >>>NFS
NFS - ANSWER - >>>Network File System
Port 3128 - ANSWER - >>>Squid Proxy
Port 3306 - ANSWER - >>>MySQL
Port 3389 - ANSWER - >>>RDP (Remote Desktop Protocol)
Port 5060 - ANSWER - >>>SIP
SIP - ANSWER - >>>Session Initiation Protocol
