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sit: stateless autoconf for isatap

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be sent periodically. The rs_delay can be speficied when adding the
PRL entry and defaults to 15 minutes.

The RS is sent from every link local adress that's assigned to the
tunnel interface. It's directed to the (guessed) linklocal address
of the router and is sent through the tunnel.

Better: send to ff02::2 encapsuled in unicast directed to router-v4.

Signed-off-by: Sascha Hlusiak <contact@saschahlusiak.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sascha Hlusiak
2009-05-19 12:56:52 +00:00
committed by David S. Miller
parent 9af28511be
commit 645069299a
4 changed files with 67 additions and 1 deletions
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include/linux/if_tunnel.h
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@@ -44,7 +44,7 @@ struct ip_tunnel_prl {
__u16 flags;
__u16 __reserved;
__u32 datalen;
__u32 __reserved2;
__u32 rs_delay;
/* data follows */
};