Common Network Ports and Protocols Flashcards

1
Q

File Transfer (TCP or UDP?)

A

Port 21, TCP

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2
Q

SSH (TCP or UDP?)

A

Port 22, TCP Also SCP and SFTP

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3
Q

Telnet (TCP or UDP?)

A

Port 23, TCP (Insecure Remote Access - Old SSH)

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4
Q

SMTP (TCP or UDP?)

A

Port 25, TCP (eMail)

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5
Q

SMTP Secure (TCP or UDP?)

A

Ports 465 and 587 (eMail)

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6
Q

DNS (TCP or UDP?)

A

Port 53, TCP and UDP (DNS-Translate Domain Names)

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7
Q

TFTP (TCP or UDP?)

A

Port 69, UDP (Lightweight File Transfer)

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8
Q

HTTP (TCP or UDP?)

A

Port 80, TCP (Insecure Web Browsing)

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9
Q

HTTPS (TCP or UDP?)

A

Port 443, TCP

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10
Q

Kerberos (TCP or UDP?)

A

Port 88, UDP (Network auth Protocol)

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11
Q

POP3 (TCP or UDP?)

A

Port 110, TCP (eMail)

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12
Q

POP3Secure (TCP or UDP?)

A

Port 995, TCP (eMail)

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13
Q

NNTP (TCP or UDP?)

A

Port 119, TCP (Newsgroups)

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14
Q

RPC (TCP or UDP?)

A

Port 135, TCP and UDP (Remote Procedure Call - File Sharing) (Windows File Sharing)

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15
Q

SMB (TCP or UDP?)

A

Port 445 TCP (File Sharing)

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16
Q

NetBIOS (TCP or UDP?)

A

Ports 137, 138, 139, UDP and TCP (Network Names and File/Print Sharing)

17
Q

IMAP (TCP or UDP?)

A

Port 143, TCP (eMail on Server)

18
Q

IMAP Secure (TCP or UDP?)

A

Port 993, TCP (Secure eMail on Server)

19
Q

SNMP (TCP or UDP?)

A

Port 161, UDP (Manage Network Devices)

20
Q

SNMP Trap (TCP or UDP?)

A

Port 162, UDP (Sending SNMP Trap Messages)

21
Q

LDAP (TCP or UDP?)

A

Port 389, TCP (Directory Services)

22
Q

LDAP Secure (TCP or UDP?)

A

Port 636, TCP (Directory Services Secure)

23
Q

Syslog (TCP or UDP?)

A

Port 514, UDP

24
Q

Syslog TLS (TCP or UDP?)

A

Port 6514, TCP

25
Q

SQL (TCP or UDP?)

A

Port 1433, TCP

26
Q

Radius1 (TCP or UDP?)

A

Ports 1645 and 1646, TCP

27
Q

Radius2 (TCP or UDP?)

A

Ports1812 and 1813, UDP

28
Q

RDP (TCP or UDP?)

A

Port 3389, TCP