HP P4535A - Web Cache Server Appliance User manual

HP Part Number P4535-90003
Printed in July 2001
HP Cache
Server Appliance
sa2100/sa2150/sa2200/sa2250
Getting Started Guide

ii
Notice
The information contained in this document is subject to change without notice.
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Hewlett-Packard Company
Network Server Division
Technical Communications/ MS 45S-LE
10955 Tantau Avenue
Cupertino, California 95014 USA
© Copyright 2001, Hewlett-Packard Company.
Audience Assumptions
This guide is for the person who installs, administers, and troubleshoots network
infrastructure products. Hewlett-Packard Company assumes you are qualified in
the servicing of computer equipment and trained in recognizing hazards in
products with hazardous energy levels.

iii
Contents
1Controls, Ports and Indicators........................................................................1
Front Panel.........................................................................................................1
Switches and LED Indicators .........................................................................2
Component Indicators....................................................................................3
Rear Panel .........................................................................................................4
LED Indicators................................................................................................6
Applying Power to the Appliance .......................................................................7
Powering-Up the Appliance ...........................................................................7
Powering-Down the Appliance.......................................................................7
Connecting AC Power to Multiple-Server Configurations..............................8
2Rack Mounting..................................................................................................9
3Configuring the Cache Appliance ................................................................11
Overview ..........................................................................................................11
Information You Will Need ...............................................................................11
Configuring Initial Network Parameters for LAN A...........................................12
Supplemental Configuration.............................................................................13
Monitoring Traffic Server ..................................................................................14
4Online Documentation CD-ROM ...................................................................15
5Troubleshooting .............................................................................................17
ASpecifications .................................................................................................19
Requirements ...................................................................................................19
Index ....................................................................................................................21

1
1 Controls, Ports and Indicators
Before operating your HP Cache Server Appliance, familiarize yourself with the
appliance's controls, ports, and indicators as described in this chapter.
The HP Cache Server Appliance hardware configuration and software has been
optimized at the factory. The power, LAN, and serial ports are the only
connections that are supported. Please contact your HP authorized reseller or HP
Support directly for more information.
NOTE This appliance carries a whole unit exchange warranty. The
hardware, operating system and cache software have been
optimized at the factory. No upgrades or replacement of the
CPU, drives, memory or any other component are supported.
Front Panel
The front panel of the HP Cache Server Appliance provides the controls and
indicators commonly used when operating the appliance.
CD-ROM
LED Indicators
Flexible Disk Drive
Reset
Switch
Power
Switch
Fans
SCSIActivit
y
Temperature
Power
LED
SCSI Drives (3) Power LED & Switch
DiskID0
DiskID1
DiskID2
DO NOT USE
Figure 1-1. sa2100/sa2150 Front Panel

Chapter 1 Controls, Ports and Indicators
2
SCSI Drives SCSI Drives
Control Panel Indicators
Flexible Disk Drive CD-ROM Drive
Power Switch
Reset Switch
Tempera ture
& Fans LED
SCSI Activity LED
Redundant
Power Supply
LED
Power
Switch
Power
LED
SCSI Drive Status LEDs
Disk 0
Disk 1
Disk 2
Disk 3
Disk 4
Disk 5
SCSI Drive Status LEDs
DO NOT USE
Figure 1-2. sa2200/sa2250 Front Panel
Switches and LED Indicators
Table 1-1 describes the power switch, reset switch and LED indicators located on
the front panel.
Table 1-1. Power Switch and Indicators
Control/Indicator Description
Power On/Off Switch
Push-button
Switch
This push-button switch turns the HP Cache
Server Appliance power On or Off. Shut
down the appliance as described in
“Powering-Down the Appliance” before
powering down with the power switch.

Chapter 1 Controls, Ports and Indicators
3
On/Off LED
LED
This green LED provides the power state of
the appliance:
• Steady Green when the appliance is
operating normally
• Off (unlit) when the appliance is
powered off or in standby
Reset Switch
RESET
Push-button
Switch
DO NOT USE THE RESET SWITCH.
Always power the appliance down as
described in “Powering-Down the
Appliance”. Use of the reset switch will
cause an ungraceful shutdown of the
appliance that may damage the file system
or cause the appliance to fail.
Component Indicators
Table 1-2 describes the front panel component LED indicators.
Table 1-2. Component Indicators
LED ICON Description
Temperature/Fan
LED
This LED indicates the system temperature and fan speed
status:
• Steady Green indicates normal temperature and fan
speed.
• Alternating Red/Green indicates temperature has
exceeded the warning threshold or the fan speed has
fallen below the warning threshold.
• Steady Red indicates temperature has exceeded the
critical threshold or the fan speed has fallen below
the critical threshold.
RPS LED
This LED indicates the status of the Redundant Power
Supply system (sa2200/sa2250 only):
• Steady Green for normal operation.
• Alternating Red/Green for warning condition
indicating that the power supply system is not
functioning correctly.
• Steady Red indicates a bad power supply.

Chapter 1 Controls, Ports and Indicators
4
SCSI Drive
Status LEDs
These LEDs indicate the state of the respective SCSI disk
drive:
• Off for SCSI drive not present.
• Steady Green for SCSI drive present.
• Alternating Red/Green (fast blink) for a SCSI drive
identify.
• Steady Red for SCSI drive failure.
SCSI Activity LED
This LED indicates SCSI Hard Disk activity:
• Flickering Green when there is SCSI activity.
• Off when there is no power or SCSI activity.
Rear Panel
The connectors and ports are located on the rear panel of the HP Cache Server
Appliance are illustrated in Figures 1-3 and 1-4.
The following is a list of the connectors and ports that are used by the HP Cache
Server Appliance. The other connectors and ports on the rear panel are not
required.
• The power connector accepts a standard power cable to connect the
HP Cache Server Appliance with a UPS or site power source. A second
power supply for redundancy is installed in the sa2200/sa2250. Each power
supply has its own power cord connection.
• The serial port labeled “Serial/Management Port” is a standard serial port
that can be used to attach a laptop or PC for console-based configuration as
described in Chapter 3.
• The dedicated serial port (Serial B) on the sa2200/sa2250 is a standard serial
port that can also be used to attach a laptop or PC for console-based
configuration as described in Chapter 3.
• The two LAN ports (LAN A and LAN B) are for the embedded network
adapters based on Intel's 82559 10/100 BaseT Fast Ethernet adapter. Each
LAN port has a RJ-45 LAN connector and two LEDs to indicate LAN speed

Chapter 1 Controls, Ports and Indicators
5
and valid connection or activity. Table 1-3 describes the LAN LED
indicators.
Power
Mouse
Lan B
External
SCSI Connector
Video
USB (2)
Keyboard
Lan A
Serial A
PCI Slot (1)
Figure 1-3. sa2100/sa2150 Rear Panel and Ports
Power Supply Bay #1
Power
Supply
LED
AC for PS Bay #1
AC for PS Bay #2
Power Supply Bay #2
Serial B
Keyboard
Serial A Lan A
Parallel
External SCSI Port
PCI Slots (3)
Lan B
Mouse USB (2)
Video
Figure 1-4. sa2200/sa2250 Rear Panel and Ports

Chapter 1 Controls, Ports and Indicators
6
LED Indicators
Table 1-3. Rear Panel LED Indicators
Indicator Definition
Power
Supply
LED
Each power supply module has a status LED:
• Steady Green indicates the power supply module is
powered up and operating normally.
• Flashing Green indicates that AC current is present and
the power supply module is in standby mode (HP Cache
Server Appliance is powered off).
• Steady Amber may indicate a power module failure, a
system over-current condition, a blown fuse in the
power supply module or cage, or that no AC is present.
• Off indicates the AC line cord is unplugged from all
installed power modules.
Link
LED
This LED is the activity/link indicator:
• Steady Green indicates a valid LAN link.
• Flashing Green indicates there is LAN activity.
LAN
Speed
LED
This LED is the LAN speed indicator:
• Steady Amber shows LAN is operating at 100 Mbps
LAN speed
• Off shows LAN is operating at 10 Mbps LAN speed