Hp Multi-Site Traffic Director sa9200 Manuale Utente Scaricare il pdf (Pagina 171)

Diagnostics

This section describes the available diagnostic information and in-

field diagnostics procedures for the SA9200.

Diagnostic LEDs

The front panel’s LEDs provide information generated by the boot-

time power-on-self-test (POST) and application startup sequences.

There are four LEDs on the front panel, as shown.

Diagnostic LEDs

Power

Status

Act 1

Act 2

1 2 ... 166 167 168 169 170 171 172 173 174 175 176 ... 207 208

Publication Number 2
Disclaimer 2
Warranty 2
Contents 3
Chapter 5: Boot Monitor 55 4
Chapter 6: CLI Reference 67 4
Chapter 7: SNMP Support 149 5
Appendix A: Diagnostics 165 5
Support Services 189 6
Glossary 193 6
Index 197 6
Introduction 7
Who Should Use This Book 8
User Guide Summary 9
Theory of 11
Operations 11
Site Balancing 12
Authoritative 13
DNS Servers 13
Using HP Traffic Directors 14
• Ping (ICMP) 15
• TCP Open probe 15
• HTTP URL probe 15
Site Balancing Methods 16
Managing Unequal Site Servers 17
Flash DNS 18
Partial 18
Failures 18
Service Standby 19
Multiple VIP Response 20
Definitions 20
C H A P T E R 2 Definitions 21
CLI Configuration 23
Adding a 24
Secondary 24
Creating 25
10.54.67.2 26
NSLookup 28
Configure DNS Servers 28
Multiple-VIP 29
Response 29
Multi-Site 31
Scenarios 31
Part 1 – Initial 32
C H A P T E R 4 Scenario 1 33
URL with each service 34
Key Concepts 38
Procedures 38
Part 3 – 39
Adding Load 39
Balancers to 39
ISV Groups 40
Scenario 2 45
C H A P T E R 4 Scenario 2 47
Services 48
Backup Sit 50
Scenario 1, Part 1, Step 6 58
Boot Monitor 61
Accessing the Boot Monitor 62
Command 63
Reference 63
Example: 67
CLI Reference 73
Line Syntax 77
CLI Command Summary 78
Command Tree (Config) 79
File Management Commands 81
Configuration Commands 81
System Commands 81
SNMP Commands 82
DNS Commands 83
Show Commands 87
Global & CLI 89
• ipaddr is the IP address 93
Management 94
Commands 101
Command Description 103
Config Sys SNMP Commands 105
<community string> 107
C H A P T E R 6 DNS Commands 109
Config DNS Agents Commands 111
Config DNS ISV Groups Command 119
Service: 10.10.9.8:80 122
Probe Method: none 122
Probe Method: none 123
Config DNS Zones Commands 124
mysite-ex.com 125
Host: host1.com 129
Config DNS Flash Commands 136
Flash Information: 139
Queries: 0 Referrals: 0 148
SNMP Support 155
HP MIB Tree 156
Supported 157
Where to find 157
MIB Files 157
Agent Metrics 158
Service 159
Metrics Group 159
ISV Metrics 160
SNMP Traps 161
Configuring Community 163
Parameters 163
Configuring Other SNMP 164
Displaying SNMP Parameters 165
Software Updates 167
<myftppw> 168
Rebooting with the New Image 169
Restoring Your Previous 169
Configuration 169
Diagnostics 171
Power Indication 172
Runtime LED Diagnostics 173
System Log 174
WDOG: The Watch Dog process 175
BACKEND Process 176
DNS_STATS Daemon 177
Cleaning the Dust 179
Regulatory 181
Information 181
VCCI Statement 182
FCC Part 15 Compliance 182
Statement 182
Canada Compliance 183
Statement (Industry Canada) 183
CE Compliance Statement 183
CISPR 22 Statement 184
VCCI Class A (Japan) 184
Australia 184
AVERTISSEMENT 186
AVVERTENZA 188
ADVERTENCIAS 189
Wichtige Sicherheitshinweise 190
Terms, Conditions and 193
Software License 193
Support Services 195
• An HP-authorized reseller 196
Latin America 198
Countries 198
Glossary 199

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