Perle Systems IOLAN SCS - Manual (Page 212)

Authentication
212 IOLAN SDS/SCS/STS User’s Guide, Version 3.6
NIS
Field Descriptions
Configure the following parameters:
NIS Domain The NIS domain name.
Primary NIS Host The primary NIS host that is used for authentication.
Default: None
Secondary NIS Host The secondary NIS host that is used for authentication, should the primary NIS
host fail to respond.
Default: None