User manual

Contents
xviii Cobalt Qube 3 User Manual
Expire interval 231
Time-to-live period (TTL) 231
Configuring the server settings 231
Forwarding server 231
Zone transfer 231
Zone file format 231
Primary services 232
Selecting a domain 233
Selecting a network 233
Modifying the SOA record 234
Deleting all DNS records 235
Modifying a specific DNS record 235
Deleting a specific DNS record 235
Configuring a Forward Address (A) record 236
Configuring a Reverse Address (PTR) record 237
Configuring a Mail Server (MX) record 238
Configuring an Alias (CNAME) record 239
Secondary services 240
Secondary service for a domain 240
Secondary service for a network 241
Sample setup of DNS service 242
Reverse Address (PTR) record 243
Forward Address (A) record 244
Mail Server (MX) record 245
Brief history of the Domain Name System (DNS) 246
What is a DNS record? 247
Who manages your DNS records? 247
How does DNS work? 247
F Licenses 249
The BSD Copyright 249
GNU General Public License 250
SSL License 256
G Glossary 257