Port Numbers Flashcards
FTP-DATA ( File transfer-data )
TCP PORT 20
FTP-Control ( File transfer-control )
TCP PORT 21
SSH ( Secure Shell; Also is slogin (secure login in Linux), scp (secure copy in Linux), and SFTP (Secure File Transfer Protocol). )
TCP PORT 22
TELNET ( Telnet )
TCP PORT 23
SMTP ( Simple Mail Transfer Protocol )
TCP PORT 25
TACACS+ ( Terminal Access Controller Access Control System + )
TCP PORT 49
DNS ( Domain Name System )
TCP AND UDP PORT 53
DHCPv4 ( Dynamic Host Configuration Protocol for Ipv4–client to server )
UDP PORT 67
DHCPv4 ( Dynamic Host Configuration Protocol for IPv4–server to client )
UDP PORT 68
TFTP ( Trivial File Transfer Protocol )
UDP PORT 69
HTTP ( Hypter-Text Transfer Protocol )
TCP AND UDP PORT 80
Kerberos ( Kerberos AAA )
TCP/UDP PORT 88
POP3 ( Post Office Protocol 3 )
TCP PORT 110
NTP ( Network Time Protocol )
UDP PORT 123
NetBIOS ( TCP/IP legacy support for the outdated NetBIOS protocols )
TCP AND UDP PORTs 137-139