Locating the WWPN for a Hewlett-Packard host

Complete this task to locate the WWPN for a Hewlett-Packard host.

  1. Go to the root directory or your HP host.
  2. Type: ioscan -fn | more
  3. Look under the description for the Fibre Channel Mass Storage adapter.

    For example, look for the device path name /dev/td1 or /dev/fcms1.

  4. Type: fcmsutil /dev/td1 | grep world where /dev/td1 is the path.
The following is example of the output when you type ioscan -fn | grep td.
# ioscan -fn | grep td | more
fc 0 0/2/0/0 td CLAIMED INTERFACE HP Tachyon XL2 Fibre Channel Mass Storage Adapter /dev/td0
fc 1 0/4/0/0 td CLAIMED INTERFACE HP Tachyon XL2 Fibre Channel Mass Storage Adapter /dev/td1
fc 2 0/6/2/0 td CLAIMED INTERFACE HP Tachyon XL2 Fibre Channel Mass Storage Adapter /dev/td2 
The following is an example of the output when you type fcmsutil /dev/td1 | grep World.
# fcmsutil /dev/td1 | grep World
            N_Port Node World Wide Name = 0x50060b000024b139
            N_Port Port World Wide Name = 0x50060b000024b138
(root@hpmain)/home/root# fcmsutil /dev/td0 | grep World
            N_Port Node World Wide Name = 0x50060b000023a521
            N_Port Port World Wide Name = 0x50060b000023a520
(root@hpmain)/home/root# fcmsutil /dev/td2 | grep World
            N_Port Node World Wide Name = 0x50060b0000253a8f
            N_Port Port World Wide Name = 0x50060b0000253a8e
(root@hpmain)/home/root#
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