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--- san_fc [2012/08/29 11:41]
root [HBA brand]
+++ san_fc [2013/12/18 12:40] (current)
root
@@ Line 3: / Line 3: @@
 ===== Determine FC ID (WWN) =====
-RHEL 4.x or earlier, to find the WWN run the cat /proc/scsi/adapter_type/n command, where adapter_type is the host adapter type, and n is the host adapter number for your card. In most cases, the adapter type is qla2xxx.
+==== RHEL 4.x or earlier ====
+To find the WWN run the cat /proc/scsi/adapter_type/n command, where adapter_type is the host adapter type, and n is the host adapter number for your card. In most cases, the adapter type is qla2xxx.
   cat /proc/scsi/adapter_type/<n>
-RHEL 5.x or later, the adapter WWN information can be found:
+==== RHEL 5.x or later ====
+The adapter WWN information can be found:
   cat /sys/class/fc_host/host<n>/port_name
@@ Line 13: / Line 17: @@
   cat /sys/class/fc_host/host5/port_name
 x5001438002a30302
+===== Determine if FC link is online =====
+==== RHEL 5.x or later ====
+  cat /sys/class/fc_host/host*/port_state
-===== HBA brand =====
+===== Find HBA brand =====
+==== Method 1 ====
   lspci | grep -i fibre
@@ Line 20: / Line 34: @@
 :00.1 Fibre Channel: QLogic Corp. ISP2532-based 8Gb Fibre Channel to PCI Express HBA (rev 02)
-  cat /sys/class/scsi_host/host[0-99]/model_name
+==== Method 2 ====
+  cat /sys/class/scsi_host/host<n>/model_name
   QMH2462

sys64738