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Common TCP/UDP Ports Used By Red Hat Enterprise Linux Jan 24, 2016 Iana Port List | Rbcafe May 12, 2008 How to check open ports in Linux using the CLI - nixCraft
The port registries for all of these transport protocols are subdivided into three ranges of numbers , and Section 8.1.2 describes the IANA procedures for each range in detail: o the System Ports, also known as the Well Known Ports, from 0-1023 (assigned by IANA) o the User Ports, also known as the Registered Ports, from 1024- 49151 (assigned
Ports 0-1023 are the Well Known Ports and are assigned by IANA. These should only be used for the assigned protocols on public networks. Ports 1024-65535 used to be called Registered Port Numbers (see rfc1700) but are now split into two areas (see rfc6335).. Ports 1024-49151 are the User Ports and are the ones to use for your own protocols.
4000 - 4005 / TCP . These ports are used as phantom Real-Time Transport Protocol (RTP) and Real-Time Transport Control Protocol (RTCP) ports for audio, video and data channel when Cisco Unified CM does not have ports for these media. Gateway . Unified CM . 5060 / TCP and UDP . Session Initiation Protocol (SIP) gateway and Intercluster Trunk (ICT)
What are TCP ports? What does TCP stand for? - Quora TCP is an abbreviation of Transmission Control Protocol. In networking terms, a protocol is simply a set of rules that allow the receiver of data to correctly interpret the intentions of the sender. In other words TCP is the set of rules that gove TCP and UDP Port Addressing - Milin