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1 CREST CPSA study guide 2022 TCP - ANSWER✅✅Transmission Control Protocol UDP - ANSWER✅✅User Datagram Protocol Port 21 - ANSWER✅✅FTP FTP - ANSWER✅✅File Transfer Protocol Port 22 - ANSWER✅✅SSH SSH - ANSWER✅✅Secure Shell Port 23 - ANSWER✅✅Telnet Port 25 - ANSWER✅✅SMTP SMTP - ANSWER✅✅Simple Mail Transfer Protocol Port 49 - ANSWER✅✅TACACS TACACS - ANSWER✅✅Terminal Access Controller Access Control System Port 53 - ANSWER✅✅DNS DNS - ANSWER✅✅Domain Name System Port 67 (UDP) - ANSWER✅✅DHCP (Server) Port 68 (UDP) - ANSWER✅✅DHCP (Client) DHCP - ANSWER✅✅Dynamic Host Configuration Protocol Port 69 (UDP) - ANSWER✅✅TFTP 1 / 4
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2 TFTP - ANSWER✅✅Trivial File Transfer Protocol Port 80 - ANSWER✅✅HTTP HTTP - ANSWER✅✅Hypertext Transfer Protocol Port 88 - ANSWER✅✅Kerberos 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) 2 / 4
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3 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 3 / 4
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4 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
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