QLogic SANdoctor provides maintenance, isolation and troubleshooting tools for SAN administrators who require advanced tools. A SAN administrator's dream is to have tools at the ready to get the job done. SANdoctor is a comprehensive set of real-time diagnostic tools for monitoring and troubleshooting Fiber Channel Fabrics. Each SANdoctor feature is tightly and seamlessly integrated into QLogic's management applications. Determine if a device is responding, trace the path in the fabric, or monitor the health of SFP and XPAK transceivers. Increase the uptime of the fabric with SANdoctor.