The Archiver role and Auxiliary Archiver role differ in several characteristics.
The following table shows the differences between the Archiver and the Auxiliary
Archiver.
| Characteristics | Archiver role | Auxiliary Archiver role |
|---|---|---|
| Automatic unit discovery | Yes, on units that support it. | No. |
| Command and control of cameras and video units | Yes. | No. It relies on the Archiver role. |
| Command encryption using secure protocols (such as HTTPS and SSL) | Yes, on units that support it. | Not applicable. |
| Recorded cameras | A camera can only be associated to one Archiver role. | A camera can be associated to multiple Auxiliary Archiver roles. |
| Can only record cameras with which it has a direct connection, usually on the same LAN. | Can record any camera on the system, including federated cameras, but only from Security Center systems. | |
| Recording settings | Each camera has the option to follow the default role settings or its own custom settings. | Each camera has the option to follow the default role settings or its own custom settings. |
| Recorded video stream | Can only record the stream designated for Recording. | Can record any video stream. |
| Event logging in database | Yes. The events can be searched and viewed with the Archiver events video maintenance task. | Yes. The events can be searched and viewed with the Archiver events video maintenance task. |
| Event logging to a flat file | Yes. Found in ArchiverLogs folder. | No. |
| Failover support | Yes. One secondary server can be added to the Archiver role. | Not applicable. |
| Multiple copies of the video archive | Yes, through redundant archiving, but the master and redundant copies are identical because they use the same recording settings. | Yes. Each Auxiliary Archiver produces a different set of video archives that follow recording settings. |