Re: oDAD: allowing RS from tentative addresses (Re: optimistic dad comments)

2004-06-05 Thread Greg Daley
Hi Markku, Sorry about the delay in responding. I thought I had better read RFC 2461 more closely before answering. - Original Message - From: Markku Savela <[EMAIL PROTECTED]> Date: Thursday, June 3, 2004 5:44 pm Subject: Re: oDAD: allowing RS from tentative addresses (Re: opti

Re: oDAD: allowing RS from tentative addresses (Re: optimistic dad comments)

2004-06-03 Thread Markku Savela
Minor detail correction... > From: Greg Daley <[EMAIL PROTECTED]> > Please also be aware there is no issue for default router selection > on hosts, (which is what the IsRouter flag is for) since they never > receive the RS in the first place. IsRouter only implies router, but it does not need to

Re: oDAD: allowing RS from tentative addresses (Re: optimistic dad comments)

2004-06-03 Thread Greg Daley
Hi Nick. Nick 'Sharkey' Moore wrote: On 2004-06-03, Greg Daley wrote: RFC2461's Section 7.2.3 describes the router's own recovery from this incorrect state, by sending subsequent router or neigbour advertisements. Considering that the device doing optimistic DAD which erroneously causes the IsRoute

Re: oDAD: allowing RS from tentative addresses (Re: optimistic dad comments)

2004-06-03 Thread Nick 'Sharkey' Moore
On 2004-06-02, Erik Nordmark wrote: > > Alternative 2: > Why not conceptually define the override flag for the RS to accomplish > a 2 packet exchange? > A compatible way to do this is to define a new "tentative source link-layer > address option" which would only be used by the receiver if it does

Re: oDAD: allowing RS from tentative addresses (Re: optimistic dad comments)

2004-06-03 Thread Nick 'Sharkey' Moore
On 2004-06-03, Greg Daley wrote: > > RFC2461's Section 7.2.3 describes the router's own recovery from > this incorrect state, by sending subsequent router or neigbour > advertisements. > > Considering that the device doing optimistic DAD which erroneously > causes the IsRouter flag to be unset ha

Re: oDAD: allowing RS from tentative addresses (Re: optimistic dad comments)

2004-06-03 Thread Greg Daley
Hi Erik, Erik Nordmark wrote: If Optimistic DAD doesn't allow for unicast responses to router solicitations, the potential for fast advertisement to such hosts is severely diminished. So how could something work? I'm assuming that somehow, perhaps using a token bucket filter instead of a fix 1 eve

Re: oDAD: allowing RS from tentative addresses (Re: optimistic dad comments)

2004-06-03 Thread Erik Nordmark
> If Optimistic DAD doesn't allow for unicast responses to > router solicitations, the potential for fast advertisement > to such hosts is severely diminished. So how could something work? I'm assuming that somehow, perhaps using a token bucket filter instead of a fix 1 every 3 seconds limit, we

oDAD: allowing RS from tentative addresses (Re: optimistic dad comments)

2004-06-03 Thread Greg Daley
G'day Sharkey, Nick 'Sharkey' Moore wrote: [G'day Eric, thanks for your input ...] On 2004-06-01, Erik Nordmark wrote: [Pekka Savola wrote:] 1) The draft specifies that instead of using a tentative address as the source address for RS, another address or the unspecified address should be used inste