Common TCP & UDP ports

Card Set Information

Author:
sirocco333
ID:
122557
Filename:
Common TCP & UDP ports
Updated:
2012-01-19 11:17:47
Tags:
Networking CCNA CCENT
Folders:

Description:
Common networking ports
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  1. Port 20
    FTP - data transfer
  2. Port 21
    FTP - Control
  3. Port 22
    Secure Shell (SSH)—used for secure logins, file transfers scp (secure copy), sftp (Secure FTP) and port forwarding
  4. Port 23
    Telnet protocol—unencrypted text communications
  5. Port 25
    Simple Mail Transfer Protocol (SMTP)—used for e-mail routing between mail servers
  6. Port 53
    Domain Name System (DNS)
  7. Port 80
    Hypertext Transfer Protocol (HTTP)
  8. Port 110
    Post Office Protocol v3 (POP3)
  9. Port 137
    NetBIOS NetBIOS Name Service
  10. Port 445
    • Microsoft-DS Active Directory, Windows shares
    • &
    • Microsoft-DS SMB file sharing
  11. Port 443
    HTTPS (Hypertext Transfer Protocol over SSL/TLS)
  12. Port 3389
    Microsoft Terminal Server (RDP) officially registered as Windows Based Terminal (WBT) - Link
  13. Port 115
    Simple File Transfer Protocol
  14. Port 389
    LDAP - Lightweight Directory Access Protocol
  15. Port 546
    DHCPv6 client
  16. Port 547
    DHCPv6 server

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