Document revision date: 30 March 2001

Figures
1-1	OpenVMS Cluster System Communications
1-2	Single-Point OpenVMS Cluster System Management
2-1	OpenVMS Cluster System Architecture
3-1	OpenVMS Cluster Configuration Based on CI
3-2	DSSI OpenVMS Cluster Configuration
3-3	LAN OpenVMS Cluster System with Single Server Node and System Disk
3-4	LAN and Fibre Channel OpenVMS Cluster System: Sample Configuration
3-5	FDDI in Conjunction with Ethernet in an OpenVMS Cluster System
3-6	Two-Node MEMORY CHANNEL OpenVMS Cluster Configuration
3-7	Three-Node MEMORY CHANNEL OpenVMS Cluster Configuration
3-8	Three-Node OpenVMS Cluster Configuration Using a Shared SCSI Interconnect
3-9	Four-Node OpenVMS Cluster Configuration Using a Fibre Channel Interconnect
5-1	Resource Sharing in Mixed-Architecture Cluster System
5-2	Directory Structure on a Common System Disk
5-3	File Search Order on Common System Disk
5-4	Translation Order Specified by LNM$FILE_DEV
6-1	Dual-Ported Disks
6-2	Dual-Pathed Disks
6-3	Configuration with Cluster-Accessible Devices
6-4	Disk and Tape Dual Pathed Between HSC Controllers
6-5	Disk and Tape Dual Pathed Between Computers
6-6	Device Names in a Mixed-Interconnect Cluster
6-7	SCSI Device Names Using a Node Allocation Class
6-8	Device Names Using Port Allocation Classes
6-9	Shadow Set With Three Members
6-10	Shadow Sets Accessed Through the MSCP Server
7-1	Sample Printer Configuration
7-2	Print Queue Configuration
7-3	Clusterwide Generic Print Queue Configuration
7-4	Sample Batch Queue Configuration
7-5	Clusterwide Generic Batch Queue Configuration
10-1	VAX Nodes Boot Alpha Satellites
10-2	Alpha and VAX Nodes Boot Alpha and VAX Satellites
C-1	Correctly Connected Two-Computer CI Cluster
C-2	Crossed CI Cable Pair
F-1	Protocols in the SCA Architecture
F-2	Channel-Formation Handshake
F-3	Lost Messages Cause Retransmissions
F-4	Lost ACKs Cause Retransmissions
F-5	NISCA Headers
F-6	Ethernet Header
F-7	FDDI Header
F-8	DX Header
F-9	CC Header
F-10	TR Header
Tables
1-1	System Management Tools
1-2	System Management Products from OpenVMS Partners
2-1	Communications Services
2-2	Transitions Caused by Adding a Cluster Member
2-3	Transitions Caused by Loss of a Cluster Member
3-1	Satellite Booting Process
4-1	Information Required to Perform an Installation
4-2	Installing Layered Products on a Common System Disk
4-3	Procedure for Configuring the DECnet Network
5-1	Default Clusterwide Logical Name Tables and Logical Names
5-2	Alias Collisions and Outcomes
5-3	Security Files
5-4	Procedure for Coordinating Files
6-1	Device Access Methods
6-2	Changing a DSSI Allocation Class Value
6-3	Ensuring Unique Tape Access Paths
6-4	Examples of Device Names with Port Allocation Classes 1-32767
6-5	Examples of Device Names With Port Allocation Class 0
6-6	MSCP_LOAD and TMSCP_LOAD Parameter Settings
6-7	MSCP_SERVE_ALL and TMSCP_SERVE_ALL Parameter Settings
8-1	Summary of Cluster Configuration Functions
8-2	Preconfiguration Tasks
8-3	Data Requested by CLUSTER_CONFIG_LAN.COM and CLUSTER_CONFIG.COM
8-4	Preparing to Add Computers to an OpenVMS Cluster
8-5	Preparing to Add a Quorum Disk Watcher
8-6	Preparing to Remove Computers from an OpenVMS Cluster
8-7	Preparing to Remove a Quorum Disk Watcher
8-8	CHANGE Options of the Cluster Configuration Procedure
8-9	Tasks Involved in Changing OpenVMS Cluster Configurations
8-10	Actions Required to Reconfigure a Cluster
9-1	Sample System Disk I/O Activity and Boot Time for a Single VAX Satellite
9-2	Sample System Disk I/O Activity and Boot Times for Multiple VAX Satellites
9-3	Checklist for Satellite Booting
9-4	Procedure for Defining a Pseudonode Using DECnet MOP Services
9-5	Procedure for Defining a Pseudonode Using LANCP MOP Services
9-6	Procedure for Creating Different DECnet Node Databases
9-7	Procedure for Creating Different LANCP Node Databases
9-8	Controlling Satellite Booting
9-9	Techniques to Minimize Network Problems
10-1	Backup Methods
10-2	Upgrading the OpenVMS Operating System
10-3	OPCOM System Logical Names
10-4	AUTOGEN Dump-File Symbols
10-5	Common SYSUAF.DAT Scenarios and Probable Results
10-6	Reducing the Value of Cluster Quorum
A-1	Adjustable Cluster System Parameters
A-2	Cluster System Parameters Reserved for OpenVMS Use Only
B-1	Building a Common SYSUAF.DAT File
C-1	Sequence of Booting Events
C-2	Alpha Booting Messages (Alpha Only)
C-3	Port Failures
C-4	How to Verify Virtual Circuit States
C-5	Informational and Other Error-Log Entries
C-6	Port Messages for All Devices
C-7	Port Messages for LAN Devices
C-8	OPA0 Messages
D-1	Procedure for Using the LAVC$FAILURE_ANALYSIS.MAR Program
D-2	Creating a Physical Description of the Network
E-1	Subroutines for LAN Control
E-2	SYS$LAVC_START_BUS Status
E-3	SYS$LAVC_STOP_BUS Status
E-4	SYS$LAVC_DEFINE_NET_COMPONENT Parameters
E-5	SYS$LAVC_DEFINE_NET_PATH Parameters
E-6	SYS$LAVC_DEFINE_NET_PATH Status
F-1	SCA Protocol Layers
F-2	Communication Paths
F-3	System Parameters for Timing
F-4	Channel Timeout Detection
F-5	SHOW PORT/VC Display
F-6	Channel Formation
F-7	Fields in the Ethernet Header
F-8	Fields in the FDDI Header
F-9	Fields in the DX Header
F-10	Fields in the CC Header
F-11	Fields in the TR Header
F-12	Tracing Datagrams
F-13	Capturing Retransmissions on the LAN
F-14	Capturing All LAN Packets (LAVc_all)
F-15	Setting Up a Distributed Enable Filter (Distrib_Enable)
F-16	Setting Up the Distributed Trigger Filter (Distrib_Trigger)
F-17	Setting Up the Distributed Enable Message (Distrib_Enable)
F-18	Setting Up the Distributed Trigger Message (Distrib_Trigger)
G-1	Conditions that Create HELLO Datagram Congestion

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