TCP and UDP ports used by Apple software products
From my UNIX network protocol programming days I only remember it being TCP -- no connection, no POP server. But I think Apple did something with UDP for SSL POP mail. so I'd guess Todd uses a Mac to write his books. Why do HTTP, FTP, SMTP and POP3 run on top of TCP rather Also Because TCP is more reliable, and HTTP, FTP, SMTP, and POP3cannot be affordable using UDP while UDP cannot transmit packet and guarantee a well order delivery. TCP is a connected-oriented network so packet will be delivered to the destination. is SMTP, SSL/TLS port 465 using UDP ports? | cPanel Forums May 27, 2015 Compare TCP and UDP - Ask Or Answer Me Compare TCP and UDP. FTP, Telnet, SMTP, DNS, HTTP, POP: DNS, BOOTP, DHCP, TFTP, RIP: answered Jun 30 by Shimroz. Related questions List two advantages of using UDP over TCP. Compare between OSI and TCP/IP reference model. Explain TCP connection management with the help of TCP connection management finite state machine.
Unusual access | DSLReports, ISP Information
Dec 16, 2007 HTTP, FTP, TELNET, ECHO, POP3, SMTP Service: Port: Protocol: echo: 7: tcp: echo: 7: udp: discard: 9: tcp: discard: 9: udp: systat: 11: tcp: systat: 11: tcp: daytime: 13: tcp: daytime: 13: udp: netstat Compare TCP and UDP - Engineering
Aug 01, 2016
network protocols, TFTP, SMTP, TCP, UDP, ARP, RARP, TCP/IP Mar 25, 2018 Port 25 (tcp/udp) :: SpeedGuide UDP ports use the Datagram Protocol. Like TCP, UDP is used in combination with IP (the Internet Protocol) and facilitates the transmission of datagrams from one computer to applications on another computer, but unlike TCP, UDP is connectionless and does not guarantee reliable communication; it's up to the application that received the message TCP vs. UDP: Understanding the Difference Connection and connectionless. TCP is a connection-oriented protocol and UDP is a connection … Network Protocols(TCP/IP, POP, SMTP, HTTP, FTP,UDP,DHCP