User manual

Cobalt Qube 3 User Manual xvii
B Product Specifications 207
Hardware 207
Software 208
Features 208
System management 208
Physical data 209
Regulatory approvals 209
C Upgrading the Qube 3 211
Components 211
Memory 211
Hard disk drives 212
Precautions 212
Opening the Qube 3 216
Adding components to the Qube 3 216
Closing the Qube 3 220
D Advanced Information 221
High-speed serial port 221
High-speed serial port as a serial console port 221
Terminal settings 222
Enabling the serial console port 223
Directory structure 224
Default home page for the Qube 3 224
User home page 225
CGI scripts 225
PHP 225
E Domain Name System 227
Basic DNS 228
Enabling the DNS server feature 228
Advanced DNS 229
Configuring SOA default values 229
Domain administrator email address 230
Refresh interval 230
Retry interval 231