1 .\" @(#)rpcbind.1m 1.19 92/09/14 SMI; from SVr4
2 .\" Copyright 1989 AT&T
3 .\" Copyright 1991 Sun Microsystems, Inc.
9 .Nd universal addresses to RPC program number mapper
17 utility is a server that converts
21 It must be running on the host to be able to make
24 on a server on that machine.
31 the address at which it is listening,
34 program numbers it is prepared to serve.
35 When a client wishes to make an
37 call to a given program number,
40 on the server machine to determine
43 requests should be sent.
47 utility should be started before any other RPC service.
50 servers are started by port monitors, so
52 must be started before port monitors are invoked.
56 is started, it checks that certain name-to-address
57 translation-calls function correctly.
58 If they fail, the network configuration databases may be corrupt.
61 services cannot function correctly in this situation,
63 reports the condition and terminates.
67 utility can only be started by the super-user.
69 .Bl -tag -width indent
71 Bind to AF_INET6 (IPv6) addresses only.
75 do an abort on errors.
80 will not fork when it starts, will print additional information
81 during operation, and will abort on certain errors if
84 With this option, the name-to-address translation consistency
85 checks are shown in detail.
87 IP addresses to bind to when servicing TCP and UDP requests.
89 may be specified multiple times and is typically necessary when running
90 on a multi-homed host.
97 which could lead to problems on a multi-homed host due to
99 returning a UDP packet from a different IP address than it was
101 Note that when specifying IP addresses with
104 will automatically add
106 and if IPv6 is enabled,
112 Allow calls to SET and UNSET from any host.
115 accepts these requests only from the loopback interface for security reasons.
116 This change is necessary for programs that were compiled with earlier
117 versions of the rpc library and do not make those requests using the
120 Allow old-style local connections over the loopback interface.
121 Without this flag, local connections are only allowed over a local socket,
122 .Pa /var/run/rpcbind.sock .
124 Turn on libwrap connection logging.
126 Run in foreground mode.
129 will not fork when it starts.
133 to change to the user daemon as soon as possible.
136 to use non-privileged ports for outgoing connections, preventing non-privileged
139 to connect to services from a privileged port.
141 Enable libwrap (TCP wrappers) support.
143 Enable the warmstart feature.
145 The warmstart feature saves RPC registrations on termination.
146 Any saved RPC registrations are restored on restart if
149 This feature helps avoid RPC service interruption when restarting
151 warmstart support must be compiled in to
153 Portmap registrations are stored in
154 .Pa /tmp/portmap.file .
156 registrations are stored in
157 .Pa /tmp/rpcbind.file .
160 All RPC servers must be restarted if
164 .Bl -tag -width /var/run/rpcbind.sock -compact
165 .It Pa /tmp/portmap.file
166 saved portmap registrations file.
167 .It Pa /tmp/rpcbind.file
171 .It Pa /var/run/rpcbind.sock
172 socket used for local connections.