A TCP or UDP port number that is automatically allocated from a predefined range by the TCP/IP stack software, typically to provide the port for the client end of a client-server communication.
BSD used ports 1024 through 4999 as ephemeral ports, though it is often desirable to increase this allocation.
[ih-fem-er-id] /ɪˈfɛm ər ɪd/ noun 1. an insect of the order Ephemeroptera, comprising the mayflies. /ɪˈfɛmərɪd/ noun 1. any insect of the order Ephemeroptera (or Ephemerida), which comprises the mayflies Also called ephemeropteran
[ih-fem-er-is] /ɪˈfɛm ər ɪs/ noun, plural ephemerides [ef-uh-mer-i-deez] /ˌɛf əˈmɛr ɪˌdiz/ (Show IPA) 1. a table showing the positions of a heavenly body on a number of dates in a regular sequence. 2. an astronomical almanac containing such tables. 3. Archaic. an almanac or calendar. /ɪˈfɛmərɪs/ noun (pl) ephemerides (ˌɛfɪˈmɛrɪˌdiːz) 1. a table giving the […]
noun, Astronomy. 1. the unit of ephemeris time, defined as a precise fraction of the length of the tropical year 1900.
noun, Astronomy. 1. time measured by the orbital movements of the earth, the moon, and the planets. noun 1. time that is based on the orbit of the earth around the sun rather than the axial rotation of the earth, one ephemeris second being 1/31 556 925.9747 of the tropical year 1900. It was used […]