May 08, 2019
Network Time Protocol - Wikipedia Implementations send and receive timestamps using the User Datagram Protocol (UDP) on port number 123. They can also use broadcasting or multicasting, where clients passively listen to time updates after an initial round-trip calibrating exchange. How to check if UDP port 123 is open? How to test this Aug 09, 2012 Solved: Need to enable time udp on Port 123 -- HP 11.0 Re: Need to enable time udp on Port 123 -- HP 11.0. Hi Debbie, Port 37 TCP or UDP is the timeserver port specified in RFC-868 which spells out how two systems can exchange time. It is not the same as NTP (Network Time Protocol) which defines how a specific server can syncronize any agent system allowed to communicate to it on port 123/UDP.
248 rows
How Do I Open a Port on Windows Firewall? Nov 15, 2018 Configure firewall to enable NTP port 123 on RHEL7 Linux
Apr 28, 2020
Re: Need to enable time udp on Port 123 -- HP 11.0. Hi Debbie, Port 37 TCP or UDP is the timeserver port specified in RFC-868 which spells out how two systems can exchange time. It is not the same as NTP (Network Time Protocol) which defines how a specific server can syncronize any agent system allowed to communicate to it on port 123/UDP. How to open a udp port in windows 10 - Microsoft Community Jun 14, 2018 How to configure a firewall for Active Directory domains