DR Series 188.8.131.52 upgrade file for DR4000, DR4100, DR6000
Version: Version 4.0.3203.1b
Your DR Series system must already be running a 3.x release version to upgrade to 4.0. If you are still running 1.x or 2.x DR Series releases, please update to 3.x before moving to this 4.0 release.
Please refer to the Support Portal knowledge base article 214046 for additional information and instructions on implementing the Upgrade File.
To ensure the integrity of your download, please verify the checksum value.