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34 .Dq super-server
70 .Bl -tag -width indent
92 a TCP-based service would need two entries,
106 May be overridden on a per-service basis with the
107 "max-connections-per-ip-per-minute" parameter.
112 May be overridden on a per-service basis with the "max-child"
128 May be overridden on a per-service basis with the "max-child-per-ip"
137 section for more information on TCP Wrappers support.
156 .Bd -unfilled -offset indent -compact
157 service-name
158 socket-type
160 {wait|nowait}[/max-child[/max-connections-per-ip-per-minute[/max-child-per-ip]]]
161 user[:group][/login-class]
162 server-program
163 server-program-arguments
167 ONC RPC-based
170 .Bd -unfilled -offset indent -compact
171 service-name/version
172 socket-type
174 {wait|nowait}[/max-child[/max-connections-per-ip-per-minute[/max-child-per-ip]]]
175 user[:group][/login-class]
176 server-program
177 server-program-arguments
183 A standard service has a well-known port assigned to it;
185 .Bx Ns -specific
190 well-known port assigned to them.
195 well-known port and specifies
197 This feature is useful for adding locally-developed servers.
199 is enabled, above and beyond and specific TCPMUX-based servers; see the
203 .Em service-name
218 ONC RPC-based
227 A range is bounded by the low version to the high version -
228 .Dq rusers/1-3 .
230 .Em service-name
234 locally-chosen service name.
244 .Em socket-type
246 .Dq stream ,
252 depending on whether the socket is a stream, datagram, raw,
255 .Dq stream .
321 .Dq multi-threaded
331 .Dq single-threaded .
340 utility is an example of a multi-threaded datagram server.
342 Servers using stream sockets generally are multi-threaded and
348 and the server is given only the newly-accepted socket connected
350 Most stream-based services operate in this manner.
351 Stream-based servers that use
377 mode, although a value other than one (the
409 .Em login-class
418 .Em server-program
430 .Em server-program-arguments
432 .Em server-program ,
436 .Em service-name
444 .Dq ERROR\ : HIDDEN-USER .
446 .Bl -tag -width indent
506 .Dq ERROR\ : HIDDEN-USER .
553 The TCPMUX-demultiplexing service is also implemented as an internal service.
554 For any TCPMUX-based service to function, the following line must be included
557 .Bd -literal -offset indent
558 tcpmux	stream	tcp	nowait	root	internal
566 service selected and the IP-number of the remote requester if available.
584 Except when started in debugging mode,
599 .Dq stream nowait
654 service name followed by a carriage-return line-feed <CRLF>.
658 single character indicating positive (+) or negative (\-)
680 to support IPsec policy settings for each socket.
714 .Em service-name .
716 .Em service-type
718 .Dq stream
723 optionally prefixed by an owner and mode
725 .Em ":user:group:mode\&:" .
739 The default mode only allows the socket's owner to connect.
774 .Bl -tag -width /var/run/inetd.pid -compact
836 .Bl -ohang -compact
846 .Bl -enum -offset indent
853 a denial-of-service attack.
953 .Xr imapd 8 Pq Pa ports/mail/courier-imap ,
964 .Xr telnetd 8 Pq Pa ports/net/freebsd-telnetd ,
966 .Xr uucpd 8 Pq Pa ports/net/freebsd-uucp
978 Support for
979 ONC RPC-based services is modeled after that
986 TCP Wrappers support first appeared in