HP StorageWorks 2/128 HP StorageWorks Core Switch 2/64 and SAN Director 2/128 - Page 83
Issue, Possible cause, Recommended action, Troubleshooting the switch continued
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Table 15 Troubleshooting the switch (continued) Issue Possible cause Recommended action Modems are not detected Modems were connected after the Reboot the CP card(s) to which the by switch. switch was powered on. modem(s) are connected. Modems are connected to the wrong ports on the CP cards. Ensure that the modem cables are connected to the ports labeled "RS232" (the serial ports intended for terminal use are labeled 10101). Modems are not correctly configured. Verify that the modems are configured as specified in "Setting up and installing modems" on page 123. Pins on the modem cable or modem port might be damaged. Remove the cable and inspect the pins on the cable and in the port. Do not reinstall if the pins on either component have any visible damage, as this could damage the pins on the other component. Replace components as required. Ethernet link speed is There might be a conflict with the Specify the Ethernet link speed by different than expected or a Ethernet link speed negotiation set entering the ifModeSet link cannot be established. up by the network. command. Configuration data is inaccurate or cannot be accessed. Chassis was powered off/on while Install an operational WWN card the WWN card was uninstalled or and power the system off/on failed. again. The switch was rebooted while the WWN card was uninstalled or failed. Initial setup results in IP address/Domain ID conflict. The switch was connected to the fabric before being configured. For configuration information, refer to "Core Switch 2/64" on page 53 and the HP StorageWorks procedures user guide for the Fabric OS version running on your switch. Core Switch 2/64 and SAN Director 2/128 installation guide 83