Pablo Gallardo's Blog
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Tag Archives | ports

TCP and UDP Services and Ports

TPC 22: SSH TCP 23: Telnet TCP 25: SMTP UDP/TCP 50: Remote Mail Checking Protocol TCP 51: IANA reserved TCP/UDP 53: Domain Name System (DNS) Zone Transfer TCP/UDP 69: Trivial File Transfer Protocol (TFTP) TCP 80: HTTP UDP 123: Network Time Protocol (NTP) TCP/UDP 135: Microsoft RPC Endpoint Mapper UDP 137: NetBIOS Name Service (NBNS) […]

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