Well Known Port Numbers PDF
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Uploaded by VictoriousHeliotrope8766
DeVry University
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Summary
This document provides a list of well-known port numbers and associated network protocols. It describes different protocols like FTP, SSH, SMTP, and DNS, along with information on the ports they use.
Full Transcript
## Network Protocols and Ports - **FTP** - File Transfer Protocol - Tcp/20 active mode data - Tcp/21 control - Files between systems - **SSH** - Secure shell - Tcp/22 - **Telnet** - non encrypted - Tcp/23 - **SMTP** - Simple Mail transfer protocol - Tcp/25 - Receiving mail - Pop3 tcp/110 &...
## Network Protocols and Ports - **FTP** - File Transfer Protocol - Tcp/20 active mode data - Tcp/21 control - Files between systems - **SSH** - Secure shell - Tcp/22 - **Telnet** - non encrypted - Tcp/23 - **SMTP** - Simple Mail transfer protocol - Tcp/25 - Receiving mail - Pop3 tcp/110 & IMAP tcp/143 - **DNS** - domain name system - UDP/53 - **DhCp** - dynamic host confi protocol - Udp/67 - Udp/68 - **Http** - Tcp/80 - **Https** - Tcp/443 - **SmB** - Microsoft windows Cifs - Netbios over tcp/ip - Udp/137 nbname - Tcp/139 nb session - Direct smb over tcp/445 netbios- less - **Snmp** - simple network management protocol (gathers stats from network devices) - Queries on Udp/161 - Traps on udp 162 - V1 original - Structured tables - In the clear - V2 but transfers non encrypted - V3 a secure standard - Auth. And encryption - **LDAP** - lightweight directory access protocol - Tcp/389 store and retrieve info from network directory - **RDP** - Remote desktop protocol - Tcp/3389
