nanog mailing list archives
Re: v6 subnet size for DSL & leased line customers
From: Leo Bicknell <bicknell () ufp org>
Date: Wed, 26 Dec 2007 11:26:03 -0500
In a message written on Tue, Dec 25, 2007 at 12:43:45AM -0500, Kevin Loch wrote:
RA is a shotgun. All hosts on a segment get the same gateway. I have no idea what a host on multiple segments with different gateways would do. Hosting environments can get complex thanks to customer
I would like to point out that in IPv4 we have ICMP Router Advertisement messages. I have never seen them used on a production network. I know one of the worries is security, that a compromised host could send out advertisements, drawing traffic to it that it can then snoop and pass on to the real gateway. Having not looked in great detail, I am unclear if IPv6 has done something to fix this concern or not. Is this feature going to get turned off when the first worm comes along that spoofs RA's -- Leo Bicknell - bicknell () ufp org - CCIE 3440 PGP keys at http://www.ufp.org/~bicknell/ Read TMBG List - tmbg-list-request () tmbg org, www.tmbg.org
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- Re: v6 subnet size for DSL & leased line customers, (continued)
- Re: v6 subnet size for DSL & leased line customers Christopher Morrow (Dec 23)
- Re: v6 subnet size for DSL & leased line customers Randy Bush (Dec 23)
- Re: v6 subnet size for DSL & leased line customers Christopher Morrow (Dec 23)
- Re: v6 subnet size for DSL & leased line customers Kevin Loch (Dec 24)
- Re: v6 subnet size for DSL & leased line customers Iljitsch van Beijnum (Dec 24)
- Re: v6 subnet size for DSL & leased line customers Kevin Loch (Dec 24)
- Re: v6 subnet size for DSL & leased line customers Owen DeLong (Dec 24)
- Re: v6 subnet size for DSL & leased line customers sthaug (Dec 25)
- Re: v6 subnet size for DSL & leased line customers Stephen Sprunk (Dec 25)
- Re: v6 subnet size for DSL & leased line customers Iljitsch van Beijnum (Dec 25)
- Re: v6 subnet size for DSL & leased line customers Leo Bicknell (Dec 26)
- Re: v6 subnet size for DSL & leased line customers Florian Weimer (Dec 26)
- Message not available
- Re: v6 subnet size for DSL & leased line customers Florian Weimer (Dec 26)
- Re: v6 subnet size for DSL & leased line customers Tony Li (Dec 26)
- Re: v6 subnet size for DSL & leased line customers Iljitsch van Beijnum (Dec 26)
- Re: v6 subnet size for DSL & leased line customers Leo Bicknell (Dec 26)
- Re: v6 subnet size for DSL & leased line customers Iljitsch van Beijnum (Dec 27)
- Re: v6 subnet size for DSL & leased line customers sthaug (Dec 27)
- Re: v6 subnet size for DSL & leased line customers Iljitsch van Beijnum (Dec 27)
- Re: v6 subnet size for DSL & leased line customers sthaug (Dec 27)
- Re: v6 subnet size for DSL & leased line customers Iljitsch van Beijnum (Dec 27)