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OpenNMS 1.6.2 (Stable branch)
01-16-2009
OpenNMS is the first enterprise-grade network management platform developed using the open source model. The three main functional areas of OpenNMS are service polling, which monitors services on the network and reports on their "service level"; data collection from the remote systems via SNMP in order to measure the performance of the network; and a system for event management and notifications. License: GNU General Public License (GPL) Changes:|
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services(4) Kernel Interfaces Manual services(4) NAME
services - Defines the sockets and protocols used for Internet services SYNOPSIS
/etc/services DESCRIPTION
The /etc/services file associates Internet service names and aliases with the port number and protocol used by the service. Each service is listed in this file on a single line of the form: ServiceName PortNumber/ProtocolName Aliases The fields contain the following information: The official Internet service name. The socket port number used for the service and the transport protocol used for the service. A list of unofficial service names. Items on a line are separated by spaces or tabs. Comments begin with a # (number sign) and continue to the end of the line. EXAMPLES
Entries in the /etc/services file for the inetd internal services might look like this: echo 7/tcp echo 7/udp discard 9/tcp sink null discard 9/udp sink null daytime 13/tcp daytime 13/udp chargen 19/tcp ttytst source chargen 19/tcp ttytst source ftp 21/tcp time 37/tcp timeserver time 37/udp timeserver RELATED INFORMATION
Functions: endservent(3), getservbyname(3), getservbyport(3), getservent(3), setservent(3) The RFC923 specification. delim off services(4)