Dell Brocade 5100 Brocade Fabric OS v7.3.0a Release Notes v2.0 - Page 21

 Switch operating system version  Error numbers and messages received  supportSave command output and associated files o For dual CP platforms running FOS v6.2 and above, the supportsave command gathers information from both CPs and any AP blades installed in the chassis  Detailed description of the problem, including the switch or fabric behavior immediately following the problem, and specific questions  Description of any troubleshooting steps already performed and the results  Serial console and Telnet session logs  Syslog message logs 2. Switch Serial Number The switch serial number is provided on the serial number label, examples of which are shown here: FT00X0054E9 The serial number label is located as follows:  Brocade Encryption Switch, VA-40FC, 300, 5100, 5300, 6510, 6505, 6520 - On the switch ID pull-out tab located on the bottom of the port side of the switch  Brocade 7800, 7840 - On the pull-out tab on the front left side of the chassis underneath the serial console and Ethernet connection and on the bottom of the switch in a well on the left side underneath (looking from front)  Brocade DCX, DCX 8510-8 - Bottom right of the port side  Brocade DCX-4S, DCX 8510-4 - Back, upper left under the power supply 3. World Wide Name (WWN) When the Virtual Fabric feature is enabled on a switch, each logical switch has a unique switch WWN. Use the wwn command to display the switch WWN. If you cannot use the wwn command because the switch is inoperable, you can get the primary WWN from the same place as the serial number, except for the Brocade DCX/DCX-4S and DCX 8510-8/DCX 8510-4. For the Brocade DCX/DCX-4S and DCX 8510-8/DCX 8510-4 access the numbers on the WWN cards by removing the Brocade logo plate at the top of the non-port side. The WWN is printed on the LED side of both cards. 1. License Identifier (License ID) There is only one License Identifier associated with a physical switch or director/backbone chassis. This License Identifier is required as part of the ordering process for new FOS licenses. Use the licenseIdShow command to display the License Identifier. Fabric OS v7.3.0a Release Notes v2.0 Page 21 of 55