............................Contents


Preface	xi
1. Introduction	1
...Differences Between NIS and NIS+	1
......Domain Structure	2
......DNS, NIS, and NIS+ Interoperability	3
......Server Configuration	4
......Information Management	5
......Security	6
...Suggested Transition Phases	6
......Transition Principles	6
......Become Familiar with NIS+	8
......Design Your Final NIS+ Namespace	9
......Plan Security Measures	9
......Decide How to Use NIS-Compatibility Mode	9
......Complete Prerequisites to Transition	9


......Implement the Transition	9
2. Designing the NIS+ Namespace	11
...Identifying the Goals of Your Administrative Model	11
...Designing the Namespace Structure	12
......The Domain Hierarchy	12
......Designing a Domain Hierarchy	13
......Domain Names	18
......The Email Environment	19
...Selecting the Namespace Servers	19
......Supported Domains	20
......Server Load	22
......Disk Space and Memory Requirements	23
...Determine Table Configurations	24
......Differences Between NIS+ Tables and NIS Maps	24
..........NIS+ Standard Tables	24
..........NIS+ Tables Interoperate Differently With `/etc` Files	27
......Use of Custom NIS+ Tables	28
......Connections Between Tables	29
..........Paths	29
..........Links	30
...Resolving User/Host Name Conflicts	31
3. Planning NIS+ Security Measures	33
...Understanding the Impact of NIS+ Security	33
......How NIS+ Security Affects Users	34


......How NIS+ Security Affects Administrators	34
......How NIS+ Security Affects Transition Planning	35
...Selecting Credentials	35
...Choosing a Security Level	36
...Establishing Password-aging Criteria, Principles, and Rules	36
...Planning NIS+ Groups	37
...Planning Access Rights to NIS+ Groups and Directories	38
...Planning Access Rights to NIS+ Tables	40
..........Protecting the Encrypted Passwd Field	42
4. Using NIS-Compatibility Mode	45
...Selecting Your NIS-Compatible Domains	47
...Determining NIS-Compatible Server Configuration	47
...Deciding How to Transfer Information Between Services	48
...Deciding How to Implement DNS Forwarding	50
..........DNS Forwarding for NIS+ Clients	50
..........DNS Forwarding for Solaris 2.x NIS Clients	51
...NIS and NIS+ Command Equivalents in the Solaris 1.x and 2.x
......Releases	51
......NIS Commands Supported in the Solaris 2.x Release	51
......Client and Server Command Equivalents	52
..........Client Command Equivalents	53
..........Server Command Equivalents	54
......NIS and NIS+ API Function Equivalents	55
...NIS-Compatibility Mode Protocol Support	56


5. Prerequisites to Transition	57
...Gauge the Impact of NIS+ on Other Systems	57
...Train Administrators	58
...Write a Communications Plan	58
...Identify Required Conversion Tools and Processes	59
...Identify Administrative Groups Used for Transition	59
...Determine Who Will Own the Domains	60
...Determine Resource Availability	61
...Resolve Conflicts Between Login Names and Host Names	61
...Examine All Information Source Files	62
...Remove the "." from Host Names	62
...Remove the "." from NIS Map Names	62
...Document Your Current NIS Namespace	63
...Create a Conversion Plan for Your NIS Servers	63
6. Implementing the Transition	65
...Phase I--Set Up the NIS+ Namespace	66
...Phase II--Connect the NIS+ Namespace to Other Namespaces	68
...Phase III--Make the NIS+ Namespace Fully Operational	68
...Phase IV--Upgrade NIS-Compatible Domains	70
Index	71