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33 .Nd control program for
43 is a utility that communicates with the
45 daemon and displays information about Router Advertisement messages being
46 sent on each interface.
48 This utility provides several options and subcommands.
49 The options are as follows:
50 .Bl -tag -width indent
53 Increase verbosity level.
54 When specified once, the
56 utility shows additional information about prefixes, RDNSS, and DNSSL
58 When given twice, it additionally shows information about
59 inactive interfaces and some statistics.
62 The subcommands are as follows:
63 .Bl -tag -width indent
65 .It reload Op interfaces...
66 Specifies to reload the configuration file.
69 are specified, configuration entries for the interfaces will be reloaded
71 .It enable interfaces...
72 Specifies to mark the interface as enabled and to tries to reload the
74 This subcommand is useful for dynamically-added interfaces.
78 daemon marks an interface as enabled if the interface exists and the
79 configuration file has a valid entry for it when it is invoked.
80 .It disable interfaces...
81 Specifies to mark the interface as disabled.
88 daemon will send several RAs with zero lifetime to invalidate the old
89 information on each interface.
90 It will take at most nine seconds.
91 .It show Op interfaces...
92 Displays information about the Router Advertisement messages being sent
101 command first appeared in
106 .An Hiroki Sato Aq Mt hrs@FreeBSD.org .