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General| Manufacturer | Sun Microsystems |
|---|---|
| Model | Netra T2000 |
| Category | Server |
| Processor | UltraSPARC T1 |
| Processor Cores | 8 |
| Memory Type | DDR2 |
| Maximum Memory | 32 GB |
| Memory Slots | 8 |
| Hard Drive Bays | 2 |
| Form Factor | 1U Rackmount |
| Clock Speed | 1.0 GHz |
| Storage | SAS or SATA |
| Operating System | Solaris |
| Processor Threads | 32 (4 threads per core) |
| Network Interface | Dual Gigabit Ethernet |
Explains how to interact with the server at a low level using special commands and displays information, status, and error messages.
Describes the serial management port as the default connection to the system console, using an RJ-45 connector.
Explains how the network management port provides communication with the system controller via Ethernet for remote administration.
Describes procedures to navigate between the ALOM shell, Solaris OS, and OpenBoot PROM prompts.
Explains that ALOM runs independently and monitors the system upon power connection, showing the sc> prompt for direct interaction.
Introduces ALOM as a system controller for remote administration, configurable via a command-line interface.
Describes ALOM's availability upon system installation and its ability to monitor and control the server remotely.
Lists the components ALOM can monitor, such as disk drives, fans, CPU temperatures, and voltages.
Explains how to connect to ALOM via telnet or serial connection, noting user access limitations.
Guides users through connecting to the ALOM serial port and setting an initial administrative password for security.
Details ALOM commands for setting system configuration aspects, like password, date, time, and network parameters.
Outlines common administrative tasks that can be performed after logging into ALOM.
Introduces OpenBoot PROM as the low-level firmware for booting the server and regaining control under specific conditions.
Lists methods to obtain the `ok` prompt, such as graceful shutdown, ALOM commands, or keys.
Warns about manual system resets as a last resort, detailing potential data loss and file system corruption.
Explains OpenBoot PROM configuration variables stored in non-volatile memory.
Introduces LED indicators on the server and components used to convey status.
Explains LED behavior conforming to ANSI Status Indicator Standard and their meanings.
Describes the location and meaning of bezel indicators like Locator, Fault, and Activity LEDs.
Discusses the four LED status indicators on the dry contact alarm card supported by ALOM.
Explains how to select the boot device using the `boot-device` OpenBoot configuration variable.
Introduces the `disablecomponent` command for unconfiguring system devices and the `enablecomponent` command for reconfiguring them.
Outlines security practices such as password management, log scrutiny, and system hardening.
Compares SSH and Telnet for secure remote access, highlighting SSH's encryption and authentication benefits.
Provides steps to enable SSH for secure remote access to the system controller, supporting SSHv2.
Discusses topics like special key sequences for RTOS shell access and controlling access to serial ports.
Lists required patch IDs for configuring and using RAID disk volumes on the server.
Explains disk volumes as logical disk devices comprising physical disks, managed by the on-board disk controller.
Describes RAID technology for data redundancy and performance, supporting RAID 0 and RAID 1.
Describes RAID 1 (disk mirroring) for data redundancy by storing duplicate copies on separate disks.
Details how to verify disk correspondence and create a mirrored RAID volume using `raidctl`.
Details the procedure for replacing a failed disk in a mirrored RAID volume without system downtime.
Explains the watchdog mechanism for detecting system hangs or application crashes and recovering automatically.
Discusses limitations of the watchdog timer mode, including single recovery attempts and disabling behavior.
Guides on installing and using the `ntwdt` driver for application watchdog features and programming Alarm3.
Explains how to program Alarm3 using the `LOMIOCALCTL` IOCTL, detailing its behavior and relay states.
Provides an example program for getting and setting alarm statuses using alarm API functions.
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