On 03/26/09 15:58, Sebastien Roy wrote:
> On Thu, 2009-03-26 at 15:41 -0400, Girish Moodalbail wrote:
>   
>> On 03/26/09 11:43, Sowmini.Varadhan at Sun.COM wrote:
>>     
>>> To summarize, 
>>>
>>> the model being proposed is
>>>
>>>  - ipadm create-interface will only create a "virtual object" with
>>>    no underlying plumbing done at the time..
>>>
>>>  - ipadm add-address will plumb as needed.
>>>
>>> IPv6: turnin gon ADDRCONF (and/or dhcpv6)
>>>   
>>>       
>> Well with the above model bringing up an IPv6 interface (with neighbor 
>> discovery and dhcpv6) would now need two commands. First use ipadm 
>> create-interface and then ipadm add-address. This is highly undesirable 
>> for an end user configuring a system for IPv6 (given that 'ifconfig' did 
>> it one go).
>>
>> The better thing to do is to always "plumb" both IPv4 and IPv6 with 
>> 'ipadm create-interface'. If there is someone who does not like this 
>> then he could use an "optional [-f]" flag to specify what interface he 
>> needs.
>>     
>
> Sure, or an interface property.  I'm wondering why you believe that a
> high-level create-interface flag is preferable to an "ipv4-only" or
> "ipv6-only" property
Nothing extraordinary, just that it's consistent with various other 
commands in networking, which uses "-f" to mean address family. If 
property makes more sense, then sure, property it will be.

thanks
~Girish
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