Ports 20 and 21 - Study guides, Class notes & Summaries

After running an nmap scab of a system, you receive scan data that indicates the following ports are open: 22/tcp 443/tcp 1521/tcp What services commonly run on these ports? A. SMTP, NetBIOS, MySQL B. SSH, Microsoft DS, WINS C.SSH, HTTPS, Oracle D.FTP, HTTPS, MS-SQL - C. SSH, HTTPS, Oracle These three TCP ports are associated with SSH (22), HTTPS(443), and Orcale data-bases (1521) Other ports mentioned in the potential answers are SMTP (25), NetBIOS (137-139), MySQL (3306), WINS (151...

COMPTIA NETWORK+ N10-008 TCP Ports and Protocols Questions and Answers 100% Pass FTP (File Transfer Protocol) - Correct Answer ️️ -20, 21 FTP (File Transfer Protocol) - Correct Answer ️️ -A protocol used to move files and folders over a network or the Internet. Unsecured. FTP - Correct Answer ️️ -File Transfer Protocol What ports are for FTP (File Transfer Protocol - Correct Answer ️️ -20, 21 SSH (Secure Shell) - Correct Answer ️️ -22 SSH - Correct Answer ️️ -a c...

CompTIA A+ 1001 EXAM QUESTIONS AND ANSWERS Non-ephemeral ports - Answer-0 through 1023 Ephemeral Ports - Answer-1024 through 65535 Non-Ephemeral - Answer-Permanent Ephemeral - Answer-Temporary Web Server Port (HTTP) - Answer-tcp/80 Email Server Port - Answer-tcp/143 FTP Data Port - Answer-tcp/20 FTP Control Port - Answer-tcp/21 SSH Port - Answer-tcp/22 FTP - Answer-File Transfer Protocol Telnet - Answer-tcp/23 Telnet Security - Answer-Unencrypted SSH - Answ...

Data Communications and Networking Solution Manual 2024 with Complete Solution. CHAPTER 1 Introduction Solutions to Review Questions and Exercises Review Questions 1. The five components of a data communication system are the sender, receiver, transmission medium, message, and protocol. 2. The advantages of distributed processing are security, access to distributed databases, collaborative processing, and faster problem solving. 3. The three criteria are performance, reliability, and sec...

Data Communications and Networking Solution Manual 2024 with Complete Solution. CHAPTER 1 Introduction Solutions to Review Questions and Exercises Review Questions 1. The five components of a data communication system are the sender, receiver, transmission medium, message, and protocol. 2. The advantages of distributed processing are security, access to distributed databases, collaborative processing, and faster problem solving. 3. The three criteria are performance, reliability, and sec...

FTP File Transfer Protocol: transfers files between clients and servers. Originally used two ports: 21 for control messages and 20 for the actual data. Use names and passwords are sent in clear text, posing a potentially serious security risk. Port: 20 and 21 Transport Protocol: TCP Telnet Telnet enables a user to log in remotely and execute commands on a remote host. Often used to log into UNIX/Linux hosts and managed network devices such as routers and switches. Sends user names and pas...

WGU C701 MASTER'S COURSE ETHICAL TEST (QUESTIONS AND ANSWERS) 2023/2024 Which of the following information security elements guarantees that the sender of a message cannot later deny having sent the message and the recipient cannot deny having received the message? A Confidentiality B Non-repudiation C Availability D Integrity - CORRECT ANSWER-B A phase of the cyber kill chain methodology triggers the adversary's malicious code, which utilizes a vulnerability in the operating s...

Data Communications and Networking Solution Manual 2024 with Complete Solution. CHAPTER 1 Introduction Solutions to Review Questions and Exercises Review Questions 1. The five components of a data communication system are the sender, receiver, transmission medium, message, and protocol. 2. The advantages of distributed processing are security, access to distributed databases, collaborative processing, and faster problem solving. 3. The three criteria are performance, reliability, and sec...

COMPTIA NETWORK+ N10-008 TCP Ports and Protocols Questions and Answers 100% Pass FTP (File Transfer Protocol) - Correct Answer ️️ -20, 21 FTP (File Transfer Protocol) - Correct Answer ️️ -A protocol used to move files and folders over a network or the Internet. Unsecured. FTP - Correct Answer ️️ -File Transfer Protocol What ports are for FTP (File Transfer Protocol - Correct Answer ️️ -20, 21 SSH (Secure Shell) - Correct Answer ️️ -22 SSH - Correct Answer ️️ -a c...

Port exam questions & answers 2024/2025 Well Known (Common) Ports - ANSWERS0-1023 FTP - ANSWERSTCP/UDP 20(data) and TCP 21(control) File Transfer Protocol SSH - ANSWERSTCP/UDP 22 Secure Shell Telnet - ANSWERSTCP/UDP 23 SMTP - ANSWERSTCP 25 Simple Mail Transfer Protocol DNS - ANSWERSTCP/UDP 53 Domain Name System DHCP - ANSWERSUDP 67(IPv4 client) and UDP 68(IPv4 server); TCP/UDP 546(IPv6 client) and TCP/UDP 547(IPv6 server) Dynamic Host Configuration Protocol TFTP...