To add a master zone:
1In Server Admin, choose DNS in the Computer & Services list.
2Click Settings.
3Select the Zones tab.
4Click Add beneath the Zones list.
5Enter a zone name.
The zone name must have a trailing period: “example.com.”
6Choose Master from the Zone Type
7Enter the hostname of the domain’s SOA.
If this computer will be the authoritative name server for the domain, enter the computer’s hostname (with a trailing period). For example, “ns.example.com.”
8Enter the email address of the zone’s administrator.
The email address must not have an “@”, but a period; it should also have a trailing period. For example, the email address “admin@example.com” should be entered as “admin.example.com.” (Remember to leave the trailing period.)
9Click OK and then click Save.
Adding a Slave Zone
A slave zone is a copy of a master zone stored on a slave or secondary name server. Slaves must be configured to request the copy of the master zone’s data. Slave zones use zone transfers to get copies of the master zone data.
To add a slave zone:
1In Server Admin, choose DNS in the Computer & Services list.
2Click Settings.
3Select the Zones tab.
4Click Add beneath the Zones list.
5Enter a zone name.
The Zone name must have a trailing period: “example.com.”
6Choose Slave from the Zone Type
7Click OK.
8Click Add under the “Master servers for backup” pane.
9Enter the IP addresses for the master servers for this zone.
10Click Save.
Chapter 2 DNS Service
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