TCP/UDP ports

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17 Terms

1
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tcp/20

FTP active mode data

2
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tcp/21

FTP control

3
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tcp/22

SSH encrypted link. Looks like telnet

4
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tcp/25

SMTP (Simple Mail Transfer Protocol

5
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udp/53

DNS

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udp/67 udp/68

DHCP (Dynamic Host Config Protocol)

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tcp/80

HTTP

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tcp/443

HTTPS

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tcp/110

POP3 (Post Office Protocol Version 3)

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tcp/143

IMAP4 (Internet Message Access Protocol v4

11
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udp/137

netBIOS name services (NBname)

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tcp/130

netBios session services (NBsession)

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tcp/445

NetBIOSless SMB

14
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tcp/389

LDAP (Lightweight Directory Access Protocol) used in Microsoft Active Directory to store.retrieve info in a directory

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tcp/3389

RDP

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udp/161

SNMP  Simple Network Management Protocol

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TCP/445

SMB Sever messaging block