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Installation and Migration Guide


|Using multiple boot/install servers with RRA

| | | | | | | |

|Using multiple boot/install servers in RRA is not recommended and is not |automatically supported by PSSP. However, depending on the size of your |system and network loads, it may not be possible to install your system with a |single boot/install server.

|Boot/install servers are NIM masters and, therefore, require rsh |and rcp access to both the control workstation and to the nodes they |serve. PSSP will not automatically create the correct entries in the |authorization files to allow these commands to work.

|To use additional boot/install servers, follow the following procedure to |manually establish the correct authorizations on your system.

|On the control workstation, the authorization files must have the following |changes, depending on the setting of auth_root_rcmd: |

|standard
|An entry for the boot/install server node host name in |/.rhosts

|k4
|An entry for the boot/install server node rcmd principal in |/.klogin

|dce
|An entry for the self-host and the spbgroot principal for the boot/install |server node |

|On the boot/install server node, you need to edit |/etc/sysctl.conf to include the following entries: |


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