What is DHCP and what is its port number? - Quora

What is the default port number DHCP - Answers (DHCP) Dynamic host Configuration Protocol. The Default Port Number is: for DHCP client : 546 for DHCP server : 547 How To Find The Port Number Of A Service In Linux Jun 30, 2018 RFC 8357 - Generalized UDP Source Port for DHCP Relay RFC 8357 DHCP Relay Source Port March 2018 When a relay agent receives a Relay-reply message with the "Relay Source Port Option" from a server or from an upstream relay agent, if the "Downstream Source Port" field in the option is non-zero, it MUST use this UDP port number to forward the Relay-reply message to the downstream relay agent.

How to Filter By Port in Wireshark – Linux Hint

Jul 20, 2020 List of Common Network Port Numbers – Utilize Windows

They are used by protocols in the upper layers of the OSI model. Port numbers are used to determine what protocol incoming traffic should be directed to. Ports allow a single host with a single IP address to run network services. Each port number identifies a distinct service, and …

Email Ports – POP3, IMAP and SMTP Port Numbers Aug 29, 2016 What is the largest TCP/IP network port number allowable