NTP and ACL issues - Cisco Community
Jan 14, 2020 Port 123 (tcp/udp) - Online TCP UDP port finder - adminsub.net Mar 30, 2016 Troubleshoot Network Time Protocol (NTP) - Cisco
List of TCP and UDP port numbers - Wikipedia
Jul 02, 2018 Nmap scan specific udp port – Linux Hint Contrary to the open|filtered, the open result means the specified port sent a response. To use Nmap to scan a specific port use the -p
1 개요  NTP용 UDP 123 포트. NTP 시간 동기화를 위해 사용하는 UDP 포트; skinparam dpi 150 hide circle hide empty members hide method class NtpServer class MyComputer NtpServer<-- MyComputer : UDP …
Jul 03, 2017 Solved: Different between port 123 (ntp) and 37 (timeserve When operating over UDP, the client sends a (typically empty) datagram to UDP port 37. The server responds with a single datagram of length 4 containing the time. There is no connection setup or teardown. The TIME protocol has been superseded by the Network Time Protocol (NTP).