Ibm aix starts from scratch 2

Skills required by the AIX Administrator.

Installation and configuration

The following is a topic about installation and configuration.

-Identify customer needs, such as architecture, scalability, and physical requirements ).

-Establish a crisis recovery strategy.

-Install the basic operating system.

-Execute the initial configuration, such as network, paging space, date/time, root password, and so on ).

-Install the AIX software set.

-Install and configure other software systems, such as Netscape ).

-Application software updates.

-Delete software.

-Update the operating system, such as retained and upgraded updates ).

-Create and install system backup.

-Update hardware.

-Configure printers and print queues, for example, adding, modifying, displaying, or deleting printers and queues ).

-Configure and manage resources such as cron, skulkers, and power management ).

-Configure devices such as ipvmgr, TTY, parallel and manual devices ).

-Configure subsystems and sub-service programs, for example, start/stop the system resource manager ).

Problem Determination

The following are the topics related to question determination.

-Solve hardware installation problems, such as cable connection ).

-Solve the software installation problem. The LED hangs and the system hangs ).

-Solve software problems, such as disk space, prerequisites, and lslpp ).

-Solve hardware problems such as hardware parameters, ipvmgr Configuration Manager, prerequisites, and ODM tools ).

-Evaluate performance and resource problems such as checking log files, skulkers, and ps-ef ).

System and user Maintenance

The following are system and user maintenance topics.

-Suspicious hardware components are identified by monitoring error logs before a hardware fault occurs.

-Install necessary patches to prevent problems.

-Restart the server ).

-Add, delete, and modify users.

-Modify the user environment, such as modifying the initialization file, editing. profile, and editing dtwmrc ).

-Modify the system environment.

-Add, import, delete, export, modify, and list a volume group ).

-Operation of physical volume addition, list ).

-Add, delete, modify, and list logical volumes ).

-Operating file systems, such as creating, deleting, modifying, and listing ).

-Modify the page space to increase the size, add, delete, activate, list, and so on ).

-Solve file system problems, such as loading/unloading, full file system, and so on ).

-Solve paging space problems, such as low paging space ).

-Solve device-related problems, such as file system unavailability when IPL, volume group not activated when IPL, and SCSI

Backup issues, etc ).

-Backup System.

-Back up applications.

-Back up application data files.

-Restore files from tape.

-Create a backup and recovery process as needed.

-Restore the system.

Communication

Communication-related topics are listed below.

-Install the device driver.

-Operate TCP/IP daemons, for example, start and stop TCP/IP daemons ).

-Create an interface to set the IP address, set the subnet mask, and configure DNS ).

-Configure the interface definition node and gateway ).

-Modify the interface to change the IP parameter ).

-Configure the TCP/IP service.

-Perform operations on NFS, such as starting and stopping NFS ).

-Output file system exportfs ).

-Mount the remote file system.

-Solve hardware communication problems, such as device unavailability and device unavailability ).

-Solve TCP/IP faults. For example, daemons cannot be started or stopped, and telnet cannot be created on a server.

Session, the user cannot log on to the server, and so on ).

-NFS troubleshooting. For example, if daemon cannot be started or stopped, the host server does not respond and the permission is denied.

Incorrect message ).

System Performance

The following are the topics related to system performance.

-Manage CPU and memory resources, such as displaying CPU/memory usage, starting/stopping a processor, and so on ).

-Manage I/O performance resources.

-Manage network performance resources display network, I/O count, connections and queues ).

-Manage workload, such as scheduling and job queue ).

-Manage Disk/Data partitions, RAID, images, and file system fragments ).

Security

The following are security topics.

-Modify the default password attributes of system users, such as maxage, maxlength, maxexpire, minrepeat, etc.

).

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