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um: add ucast ethernet transport

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The ucast transport is similar to the mcast transport (and, in fact,
shares most of its code), only it uses UDP unicast to move packets.

Obviously this is only useful for point-to-point connections between
virtual ethernet devices.

Signed-off-by: Nolan Leake <nolan@cumulusnetworks.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Cc: David Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nolan Leake
2011-05-24 17:13:02 -07:00
committed by Linus Torvalds
parent d634f194d4
commit 4ff4d8d342
8 changed files with 413 additions and 311 deletions
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10
Documentation/virtual/uml/UserModeLinux-HOWTO.txt
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@ -1182,6 +1182,16 @@
forge.net/> and explains these in detail, as well as
some other issues.
There is also a related point-to-point only "ucast" transport.
This is useful when your network does not support multicast, and
all network connections are simple point to point links.
The full set of command line options for this transport are
ethn=ucast,ethernet address,remote address,listen port,remote port
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