NonStop S-Series Planning and Configuration Guide (G06.29+)

Contents
HP NonStop S-Series Planning and Configuration Guide—523303-021
ix
10. Planning for System Availability and
Support (continued)
10. Planning for System Availability and Support (continued)
Minimizing Planned Outage Frequency 10-2
Evaluating System Performance and Growth 10-3
Providing Adequate Computer-Room Resources 10-3
Configuring Your System to Accommodate Future Changes 10-3
Implementing a Formal Change-Control Process to Manage Change 10-4
Minimizing Planned Outage Minutes 10-4
Preventing Unplanned Outages 10-5
Causes of Unplanned Outages 10-5
Problem Management 10-5
Minimizing Unplanned Outage Minutes 10-6
Power Failures 10-6
Power Failure Functional Description 10-6
Calculating the Maximum Power-Fail Delay Time 10-7
Configuring the Maximum Power-Fail Delay Time 10-7
Battery Considerations 10-7
11. Planning for LAN Communications
Dedicated LANs 11-1
Dedicated Service LAN for OSM or TSM 11-1
Dedicated LAN for SWAN Concentrators 11-2
Secure Operations LANs 11-2
Multiple IP Addresses Needed 11-4
Planning for a Dedicated Service LAN 11-5
Initial Dedicated Service LAN Configuration 11-5
Operating Configurations of Dedicated Service LANs 11-6
Planning for Remote Dial-In and Dial-Out Support 11-13
12. Site Planning and Preparation
Related Sources 12-1
Selecting the Rooms and Assigning Floor Space 12-2
Planning for Data Communications 12-3
Requirements 12-4
Labeling Communications Cables 12-4
SWAN Concentrators 12-5
Planning for System Consoles 12-5
Planning for System Power 12-6
Considerations 12-6
Branch Circuits 12-8