mcastsend man page on DragonFly

mcastsend man page on DragonFly

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MCASTSEND(1)		  BSD General Commands Manual		  MCASTSEND(1)

NAME
     mcastsend — send multicast packets

SYNOPSIS
     mcastsend [-l hop_limit] [-i interface] [-s scope] [-h] address port
	       [file]

DESCRIPTION
     The mcastsend utility reads the given file (or the standard input if no
     file is specified) and sending them to the multicast address you speci‐
     fied.  Also you must specify UDP port number or service name as seen on
     services(5).

     The options are as follows:

     -l hop_limit
		 Specify the number of hop limit.  By default, it depends on
		 the system default value.

     -i interface
		 Specify the interface name to use sending packets.  By
		 default, kernel will decide.

     -s scope	 (IPv6 only) Specify the hint in order to decision of source
		 IP address to send packets.  By default, global scope is
		 applied.  If you don't specify interface, mcastsend ignores
		 this option.  scope takes one of the following numeric:

		 1    node local
		 2    link local
		 5    site local
		 14   global

     -h		 Show this help message.

RETURN VALUES
     mcastsend will exit with positive value on errors.

SEE ALSO
     mcastread(1), sysctl(8)

HISTORY
     The mcastsend command first appeared in WIDE/KAME IPv6 protocol stack
     kit.

KAME				 Jul 29, 1999				  KAME

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