The following HTML pages comprise a reference document for the Unidata LDM and also underlie the LDM Tutorial. If you know what you're looking for, then look here; otherwise, use the tutorial.
The LDM Version Identifier
The Data-Product Abstraction
LDM Feedtypes
Runtime Structure of a Generic LDM System
Programs of the LDM System
The LDM Product-Queue ldm.pq
LDM Behavior
LDM Protocol Messages
The LDM User
Installing, Configuring, and Activating the LDM System
Platform Requirements
Preinstallation Steps
Installing from Source-Code
Configuring an LDM Installation
Trade-offs in Configuring the LDM
Activating the LDM Installation
Running Multiple LDM-s on the Same Computer
LDM Clusters
Configuration-Files
The LDM Configuration-File, ldmd.conf
The pqact Configuration-File, pqact.conf
The scour Configuration-File, scour.conf
The LDM Registry
Extended Regular Expressions
Starting and Stopping the LDM System
The LDM Logfile
Format and interpretation
Rotation and purging.
Monitoring the LDM System
LDM Tips
NOAAPORT ingestion
User-Support Resources
Glossary/Index