# Storage Backends

Subsections

- Microsoft SQL Server
  - ODBC using cdr_odbc
  - TDS, using cdr_tds
- MySQL
- PostgreSQL
- SQLite 2
- SQLite 3
- RADIUS
  - What is needed
  - Installation of the Radiusclient library
  - Configuration of the Radiusclient library
  - Install FreeRADIUS Server (Version 1.1.1)
  - Configuration of the FreeRADIUS Server
  - Asterisk Accounting Configuration
  - Logged Values