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Chapter 2 DNS Service 23
To add a master zone:
1 In Server Admin, choose DNS in the Computer & Services list.
2 Click Settings.
3 Select the Zones tab.
4 Click Add beneath the Zones list.
5 Enter a zone name.
The zone name must have a trailing period: “example.com.”
6 Choose Master from the Zone Type pop-up menu.
7 Enter 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.”
8 Enter 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.)
9 Click 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:
1 In Server Admin, choose DNS in the Computer & Services list.
2 Click Settings.
3 Select the Zones tab.
4 Click Add beneath the Zones list.
5 Enter a zone name.
The Zone name must have a trailing period: “example.com.”
6 Choose Slave from the Zone Type pop-up menu.
7 Click OK.
8 Click Add under the “Master servers for backup” pane.
9 Enter the IP addresses for the master servers for this zone.
10 Click Save.
LL2351.Book Page 23 Monday, September 8, 2003 2:47 PM