Re: [DNA-BOF] Attachment Detection charter text for discussion

[Greg Daley <greg.daley@eng.monash.edu.au>]

Hi Bernard,

Bernard Aboba wrote:
>>So, I'm still trying to think things through - if you have enough IP
>>to talk to your hotel authentication web page, but not enough IP to
>>talk to www.yahoo.com, have we attached?
> 
> 
> For the purpose of DNA -- probably, since the link is capable of obtaining
> an IP address and associated configuration information.
> 
> For any other useful purpose, probably not.  For example, it would not be
> profitable to attempt MIP handover on such an interface.
> 

Obviously this puts a constraint on DNA procedures:

We have to be able to keep all relevant signalling to
the new link or the old link, if that is still also
attached (I'm thinking about checking reachability with
the old router).

Greg