HP StorageWorks Storage Mirroring DNS Failover Utility (DFO) release notes Part number: T2558-96089 First edition: February, 2008
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Version: 5.0 Description The DNS Failover utility (DFO.exe) is a command-line utility designed to list and/or modify DNS resource records associated with specific host names and/or host IP Addresses. This utility is installed as part of the Storage Mirroring Application Manager setup. This release also includes the following modification: • Added new command for /addomain .
except in cases where the host OS is Windows 2003 Service Pack 1. Check the Hewlett-Packard Support website for the latest information. • When NAT or certain VPNs exist between the DNS server and the target, the Application Manager will be unable to configure protection due to limitations of WMI. Please contact Hewlett-Packard Technical Support to obtain instructions for configuring protection manually. Best Practices The following guidelines present best practices for using the DNS Failover utility. 1.
username: The user account’s domain name (optional; account running program is used if missing) password: The user account’s password (optional) machine: The machine that the DFO utility will run on when it runs with /getpassword. In effect, this parameter locks the credentials for use by a particular machine. file: New location for the credentials file. By default, the credentials file is stored as dfo_credentials.
/debug Forces DFO to write the DNS resource record as-is to the dfolog.log file prior to any DFO modify or list activity. /? Display the DFO syntax /help Display the DFO syntax Password Encryption !!! NOTE: To use encryption/decryption functionality, you must first register the CAPICom.dll. See the Notes section at the beginning of this readme file!!! /setpassword !!! Warning: This function must be run separate from a modify or list activity.
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