Release notesFull release notes for POA 5.2.1 can be downloaded from here.
Ability to Make QMail CRAM-MD5 Authentication Enabled/Disabled
New Public API Methods
POA-60704 Layout of forms with password inputs is broken in old skins after upgrade to POA 5.2
POA-58612 The 'Rebuild Offline Address Books of ExchangeOAB' task fails with CORBA/TIMEOUT error
POA-57090 Ex2010MT: Blackberry account cannot be added for mailbox
POA-52421 It's impossible to disable CRAM-MD5 authentication support in Qmail and CourierIMAP
APS-5284 Can't import APS package
APS-5276 Attempt to reconfigure application with globally unique setting w/o modifying it fails with exception
APS-5187 Package import doesn't work on freshly installed/upgraded POA 5.2
POA-58683 The VPS migration task is failed because of timeout, but the VPS is actually migrated. When the VPS migration task is restarted, the migrated VPS is removed.
POA-58682 Branding configuration is re-set after upgrade
POA-58221 There is no retry option if step "Updating module packages on management node" fails (updater)
POA-58146 When W3SVC or PEMUI service is down, but the node is running, it stays in NLB cluster and external requests may arrive to this node and fail.
Update can be downloaded from here.
Please, contact Support for its deployment.
Full installation instruction you can find in file UPDATE.txt from the distribution.