Tools for multicast testing (msend and mreceive)
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mreceive.8 1.4KB

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  1. .\" Hey, EMACS: -*- nroff -*-
  2. .\" First parameter, NAME, should be all caps
  3. .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
  4. .\" other parameters are allowed: see man(7), man(1)
  5. .Dd Jul 29, 2015 $
  6. .\" Please adjust this date whenever revising the manpage.
  7. .Dt MSEND 8 SMM
  8. .Os
  9. .Sh NAME
  10. .Nm mreceive
  11. .Nd receive UDP multicast messages and display them
  12. .Sh SYNOPSIS
  13. .Nm
  14. .Op Fl g Ar GROUP
  15. .Op Fl p Ar PORT
  16. .Op Fl i Ar ADDRESS
  17. .Op ...
  18. .Op Fl i Ar ADDRESS
  19. .Op Fl n
  20. .Nm
  21. .Op Fl v | Fl h
  22. .Sh DESCRIPTION
  23. Join a multicast group specified by the
  24. .Fl g
  25. and
  26. .Fl p
  27. options, then receive and display the multicast packets sent to this
  28. group:port by the
  29. .Xr msend 8
  30. command.
  31. .Sh OPTIONS
  32. .Bl -tag -width Ds
  33. .It Fl g Ar GROUP
  34. Specify the IP multicast address from which the packets are received.
  35. The default group is
  36. .Nm 224.1.1.1 .
  37. .It Fl p Ar PORT
  38. Specify the UDP port number used by the multicast group. The default
  39. port number is
  40. .Nm 4444 .
  41. .It Fl i Ar ADDRESS
  42. Specify the IP addresses of one or more interfaces to receive multicast
  43. packets. The default value is
  44. .Nm INADDR_ANY
  45. which implies that the default interface selected by the system will be
  46. used.
  47. .It Fl n
  48. Interpret the contents of the message as a number instead of a string of
  49. characters. This option should be given when running
  50. .Nm msend
  51. with the
  52. .Fl n
  53. option.
  54. .It Fl v
  55. Print version information.
  56. .It Fl h
  57. Print the command usage.
  58. .Sh SEE ALSO
  59. .Xr msend 8