Security plus ports and acronyms

32 terms by Greatestpyro 

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FTP Data

TCP 20

FTP Control

TCP 21

SSH

TCP 22

Telnet

TCP 23

DNS zone transfer

TCP 53

DNS request

UDP 53

DHCP Server

TCP 67

DHCP Client

TCP 68

TFTP

UDP 69

HTTP

TCP 80

NTP

TCP 123

HTTPS

TCP 443

FTPS Data

TCP 989

FTPS Control

TCP 990

SMTP

TCP 25

POP

TCP 110

NNTP

TCP 119

Microsoft Networking / NETBIOS

TCP 135-139, TCP 445

IMAP

TCP 143

LDAP

TCP 389

SMTPS

TCP 465

Syslog

TCP 514

IMAPS

TCP 993

POPS

TCP 995

TACACS

TCP 49

Kerberos

TCP 88

ISAKMP/IKE

TCP 500 and TCP 4500

L2TF

TCP 1701

PPTP

TCP 1723

RADIUS authentication

TCP 1812

RADIUS accounting

TCP 1813

Terminal services/MS remote desktop

TCP 3389

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