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July 25th, 2012 10:00

zoning

I have cx4-120 with 4 storage port and it is connected to 5 servers through 2 brocade switches. Each server has 2 HBAs. How many zones are required for redundancy? Please explain in detail.

Thanks,

Vibes.

433 Posts

July 26th, 2012 02:00

EMC recommends Single Initiator Zoning.

Single initiator to multiple target zoning is supported, but single initiator to single target zoning is the preferred and recommend zoning. So this is just a recommendation as per the best practices of EMC.

Thanks

Rupal Rajwar

9 Legend

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20.4K Posts

July 25th, 2012 10:00

each hba needs to be zoned to at least one port on SPA and one port on SPB. They need to be in separate zones too. IE:

HBA1 – SPA1

HBA1 – SPB1

HBA2 – SPB3

HBA2 – SPA3

16 Posts

July 25th, 2012 23:00

And if I use this way:

HBA1 - (SPA1, SPB1)

HBA2 - (SPA3, SPB3)

or

HBA1 - all storage ports

HBA2 - all storage ports

what`s the differences?

Anyway everything will work normally and powerpath will show 4 paths to storage (c0t0d1, c0t2d1, etc), additionally each zone will contain only one initiator. Will perfomance go down? or what?

9 Legend

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20.4K Posts

July 26th, 2012 04:00

Alex,

If you have SanCopy installed on your array (and all VNXs pretty much come with SanCopy pre-installed), and you use the type of zoning you mentioned where you have multiple targets in the same zone. Clariion ports will login into each other and might cause issues, that's why it's best to do single init to single target zoning.

4.5K Posts

July 30th, 2012 11:00

Please mark your question Answered if you've received the correct answer and award points to the person(s) providing the correct answer..

glen

2 Intern

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812 Posts

July 30th, 2012 21:00

Also, you can have 3 helpful answers along with one correct answer.

4 Posts

July 30th, 2012 21:00

Hi,

How can I mark it as answered, I have already marked it as helpful. I dont

know how to edit this.

433 Posts

July 30th, 2012 21:00

You can click on the tab : Unmark as helpful. Then click on the Correct Answer and this will give the right amount of points to the person who gave you a correct answer, and also that will close the thread for us.

Thanks

Rupal Rajwar

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