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Re: strange problem with ip6

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Christian Kratzer <ck(at)cksoft(dot)de>
Cc: Andrew Sullivan <ajs(at)crankycanuck(dot)ca>, pgsql-bugs(at)postgresql(dot)org
Subject: Re: strange problem with ip6
Date: 2007-05-17 21:28:50
Message-ID: 13244.1179437330@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-bugs
Christian Kratzer <ck-lists(at)cksoft(dot)de> writes:
> It's not that simple though.  The ipv6 stack will propably not allow
> users to build sockets from addresses in link local scope from a 
> specific interface to a server bound to a global address, ::1, or
> scoped to any other interface.  After all link local means exactly
> this.

> So if you have your postgres listening on ::1 you will not be
> able to connect from your fe80::dead:beef%fxp0 address.

But if you tell it to listen to *, won't it bind to everything in sight?
In particular we know that this thread started because someone had a
connection through a scoped address, so one way or another it's possible.

			regards, tom lane

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