.\" The following requests are required for all man pages. .Dd December 15, 1996 .Os .Dt MTEST 8 .Sh NAME .Nm mtest .Nd test multicast membership socket operations and ioctls .Sh SYNOPSIS .Nm .Sh DESCRIPTION .Nm is a small program for testing the multicast membership socket operations and ioctls. It accepts the following commands, interactively: .Bl -tag -width "a ifname e.e.e.e.e.e" -compact -offset indent .It Ic j Ar g.g.g.g Ar i.i.i.i Join the IP group address .Ar g.g.g.g on the interface with address .Ar i.i.i.i . .Ar i.i.i.i may be specified as 0.0.0.0 to use the default interface. .It Ic l Ar g.g.g.g Ar i.i.i.i Leave the IP group address .Ar g.g.g.g on the interface with address .Ar i.i.i.i . .It Ic a Ar ifname Ar e.e.e.e.e.e Join the Ethernet group address .Ar e.e.e.e.e.e on interface .Ar ifname . .It Ic d Ar ifname Ar e.e.e.e.e.e Leave the Ethernet group address .Ar e.e.e.e.e.e on interface .Ar ifname . .It Ic m Ar ifname Ar 1/0 Set or reset ALLMULTI mode on interface .Ar ifname . .It Ic p Ar ifname Ar 1/0 Set or reset promiscuous mode on interface .Ar ifname . .It Ic ? List legal commands. .It Ic q Quit the program. .El .\" .Sh SEE ALSO .Sh AUTHORS Steve Deering .Sh BUGS The command parser is not very flexible.