NIS Domain Names
NIS uses a domain name setting, as does DNS. Where they pick up their domain name from can become confusing, so let's clarify that now.
The DNS domain name is the one normally thought of as the “Internet domain name,” while the NIS domain name is a token used to define the NIS boundaries. The two domains are treated as separate entities, and so they could both be set to the same value without any conflict.
The way each name service determines its domain name is shown in Table 12.4.
| Name Service | Meaning |
|---|---|
| NIS | Uses the value returned by domainname |
| DNS | Tries to use the variable LOCALDOMAIN Followed by the entry from /etc/resolv.conf Followed by the value returned by domainname Lastly, tries to determine ... |
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