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

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

Hi JinHyeock,

JinHyeock Choi wrote:
> Hi 
> 
> I think we'd better clarity the definition of 'Network Attachemt'. Greg's 
> definition and Brett's are slightly different.  
> 
> Assume two APs are one the same link and share one AR like below.
> Assume also a MN is attached to AR through AP1. 
>                                                |                                   
>                                            __|____                        
>                                          |            |                   
>                                          |   AR    |                       
>                                          |___  __|                                                         
>                           __________|__________________ _____       
>                                     |                               |
>                                 __|__                      __ |__
>                                | AP1 |                     | AP2 |            
>                                |____ |                     |___ _|  
>                               
> 
> 
> If MN moves from AP1 to AP2, will we say 'Network Attachment' occurs?  
 >
> According to Greg's definition, Network Attachment doesn't occur because 
> a MN doesn't arrive on a new IP subnet. But according to Brett's definition, 
> Network Attachment occurs. 

I agree that my previously published definition fails this test.

> I think we'd better interpret this as 'Network Attachment occurs'. IMHO, Network 
> Attachment occurs when a host arrives on NOT 'a new IP subnet' BUT 'a new link'.  

I think that Erik's term was new 'link instance'.

but I think that you're right.

Greg