Tag tcp

Cybersecurity, IT, IT Security, Networks

TCP and UDP Services and Ports

TCP 20: File Transfer Protocol (FTP) Active Mode Data Connection TCP 21: File Transfer Protocol (FTP) Passive Mode Data Connection TPC 22: SSH TCP 23: Telnet TCP 25: Simple Mail Transfer Protocl SMTP UDP/TCP 50: Remote Mail Checking Protocol TCP…

Pablo Gallardo
October 17, 2020

IT, Networks

TCP Communication Flags

There are six TCP communication flags: Govern the establishment, maintenance and termination of a connection: SYN ACK FIN RST Provide instructions to the system: PSH URG Explicit Congestion Notification (ECN) related NS CWN ECE List of TCP Communication Flags…

Pablo Gallardo
October 16, 2020