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Re: sin6_scope_id

To: netdev@xxxxxxxxxxx
Subject: Re: sin6_scope_id
From: lordbeatnik <lordbeatnik@xxxxxxxxxxxxxx>
Date: Wed, 12 Jan 2000 15:48:42 -0800
Sender: owner-netdev@xxxxxxxxxxx
kuznet@xxxxxxxxxxxxx wrote:
>Hello!
>
>> Everyone has to support sin6_scope_id.
>
>Yes, Sir! Are we in the army now? 8)
>
>
>Let me to cite the only intelligible argument for sin6_scope_id
>(your one, right?) to show people, who did not listen ipng,
>style of IPng WG discussions, resulting in such decisions:

well, it's not a very good reason, (there are other ways of getting around it), 
but for telling which interface a multicast packet came from if you bound your 
multicast socket to ifindex 0 and as another way to tell what interface to send 
out a multicast packet.

but then, as I said earlier, this can also be done by setting sockets to 
specific ifindexes when joining a multicast group.

It's not much, but it's something to think about.

David "LordBeatnik" Jeffery
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