RE: [Iscsitarget-devel] LUN Masking

[Ming Z. <mi...@el...>]

On Sat, 2005-04-30 at 17:11 +0100, Laurent_Venier@Dell.com wrote:
>  My mistake. I replied to quick...
> 
> It seems Lun masquing and ISCSI are not using the mac address as the WWN
> in the fiber world but rather the ip address or initator name.
> 
hehe, thx. i just send a email, quick as well. :P

> Sorry.
> 
> Laurent.
> 
> -----Original Message-----
> From: Venier, Laurent 
> Sent: 30 April 2005 16:55
> To: 'mi...@el...'
> Subject: RE: [Iscsitarget-devel] LUN Masking
> Importance: High
> 
> Hi ming,
> 
> Originally Lun masking has been used in the fiber optic world. Each
> initiator as a WWN. What Lun masking does, it prevents the initiator to
> see the target if it's not allowed : it zones a target with a WWN
> initiator, meaning only a selected WWN initator can see and access the
> defined lun. In the ISCSI world the WWN (from the Fiber transport) will
> be associate to the Mac address : this means you will have to associate
> a Mac adress to the Lun.
> 
> For instance :
> If I have a target on my ISCSI box, all the initiator will see that
> target : Lun masking will prevent the initator to see that Lun except to
> the appropriate Ethernet card.
> 
> Carefull : Lun masking works on port/node based. This mean if you
> replace fiber card or network card you will have to reconfigure your lun
> masquing...
> 
> Hope it helps... And I would be very interesting to see Lun masking
> implemented on your project and would be glad to help . ;)
> 
> 
> Laurent.
> 
> -----Original Message-----
> From: isc...@li...
> [mailto:isc...@li...] On Behalf Of Ming
> Zhang
> Sent: 30 April 2005 03:33
> To: jo...@jo...
> Cc: iet-dev
> Subject: Re: [Iscsitarget-devel] LUN Masking
> 
> thx for the info.
> 
> can u explain a little more? since i am thinking that set lun masking
> for each ini is a tedious work. and does it base on ini name?
> 
> ming
> 
> On Fri, 2005-04-29 at 07:36 -0500, jo...@jo... wrote:
> > 
> > Just an FYI. There was a mention on the list some time ago of whether 
> > commercial iSCSI implementations had LUN masking avilable. I just 
> > deployed an EMC Celerra
> > NS501 and it does offer LUN masking in its implementation.
> > 
> > Josh
> > 
> > 
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> 
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