From: Shan Wei <shanwei@cn•fujitsu.com>
To: Albert Pretorius <albertpretorius@yahoo•co.uk>
Cc: netdev@vger•kernel.org,
"yoshfuji@linux-ipv6•org >> YOSHIFUJI Hideaki"
<yoshfuji@linux-ipv6•org>, David Miller <davem@davemloft•net>,
pekkas@netcore•fi, jmorris@namei•org
Subject: Re: IPV6 loopback bound socket succeeds connecting to remote host
Date: Thu, 02 Dec 2010 16:41:39 +0800 [thread overview]
Message-ID: <4CF75BC3.1020606@cn.fujitsu.com> (raw)
In-Reply-To: <616589.97517.qm@web29017.mail.ird.yahoo.com>
Albert Pretorius wrote, at 12/02/2010 03:45 PM:
> Hi
>
> --- On Wed, 1/12/10, Shan Wei <shanwei@cn•fujitsu.com> wrote:
>> I think it make nonsense to translate data between loopback
>> device and other e.g. eth0 device in same machine.
>
> I agree, RFC4291 makes it clear for IPV6 that no interface should accept traffic from loopback, I should not have tried to make it behave like IPV4.
> I can not find an equivalent statement for IPV4 though, all I could find is this from RFC3330:
>
> 127.0.0.0/8 - This block is assigned for use as the Internet host
> loopback address. A datagram sent by a higher level protocol to an
> address anywhere within this block should loop back inside the host.
> This is ordinarily implemented using only 127.0.0.1/32 for loopback,
> but no addresses within this block should ever appear on any network
> anywhere [RFC1700, page 5].
>
> Do you perhaps know?
There are no same statement for IPv4 loopback address. I have checked RFC1122, RFC1700 and RFC5753 .
--
Best Regards
-----
Shan Wei
> thank you,
> Albert Pretorius
>
>
>
>
next prev parent reply other threads:[~2010-12-02 8:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-29 10:55 IPV6 loopback bound socket succeeds connecting to remote host Albert Pretorius
2010-12-01 8:18 ` Shan Wei
2010-12-02 7:45 ` Albert Pretorius
2010-12-02 8:41 ` Shan Wei [this message]
2010-12-16 20:18 ` David Miller
2010-12-20 6:31 ` Shan Wei
2010-12-20 6:43 ` David Miller
2010-12-22 7:06 ` Shan Wei
2010-12-29 16:53 ` Albert Pretorius
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