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Cabling a new Fabric Attached MetroCluster

Step 4: Cabling the remote switches and node

Configuring the remote switches  Top

To configure the remote switches, complete the following steps.

Step

Action

1

Log into Switch 3 and set it up as described in Step 2: Configuring the local switches.

2

Repeat Step 1 for Switch 4.

Cabling the remote node and disks  Top

To cable the node, disk shelves, and switch, complete the following steps, using the illustration for reference.

Step

Action

1

Cable the first FC HBA to Bank 2 of Switch 3 and Switch 4. In the example, Port A of the FC HBA is cabled to Port 8 of Switch 3 and Port B is cabled to Port 8 of Switch 4.

2

Cable the second FC HBA to Port 9 on both switches, with Port A on Switch 4 and Port B on Switch 4.

3

Connect the Pool 0 disks to Bank 1, Pool 0 of the switches by completing the following steps:

  1. Connect the Input port of LRC/ESH A to the port in Pool 0 in Bank 1 on Switch 3.
  2. Connect the Input port of LRC/ESH B to the port in Pool 0 in Bank 1 on Switch 4. This must be the same port number you used for the LRC/ESH A cabling.
  3. Connect the first disk shelf to the next disk shelf in the loop by connecting the Output port of the LRC/ESH of the first shelf to the corresponding Input Port of the next disk shelf's LRC/ESH.

In the example, the Pool 0 disk shelves are connected to Switch Port 0 on both Switch 3 and 4.

4

Connect the Pool 1 disks to Bank 2, Pool 1 of the switches by completing the following steps:

  1. Connect the Input port of LRC/ESH A to the port in Pool 1 in Bank 2 on Switch 3.
  2. Connect the Input port of LRC/ESH B to the port in Pool 1 in Bank 2 on Switch 4. This must be the same port number you used for the LRC/ESH A cabling.
  3. Connect the first disk shelf to the next disk shelf in the loop by connecting the Output port of the LRC/ESH of the first shelf to the corresponding Input Port of the next disk shelf's LRC/ESH.

In the example, the Pool 1 disk shelves are connected to Switch Port 12 on both Switch 3 and 4.

5

Confirm that the disks are visible and have dual paths by entering the following command on the console:

storage show disk -p
Results

The output shows the disks connected to the switches, to what port they are connected, and to what disk and to which LRC/ESH they belong, as shown in the following example:

Example

ha16*> sotorage show disk -p
PRIMARY      PORT    SECONDARY    PORT    SHELF    BAY
------     ----    --------    ----   ----    --
ha15sw:2.40   A     ha16sw:2.40     B        5     0 
ha16sw:2.41   B     ha15sw:2.41     A        5     1
.
.
.
ha15sw:10.52 B    ha16sw:10.52   A       6     4
6

Connect the ISL from Switch 1 to Switch 3 and the ISL from Switch 2 to Switch 4.

7

Connect the VI-MC cluster adapter to the switches, with Port 1 connecting to Switch 3 and Port 2 to Switch 4.

8

Check to make sure the node can see all disk shelves by entering the following command on the console:

vol status -r
9

Go to Step 5: Configuring the nodes.

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