I have a UC520 with various mailboxes locking up. All I have to do is open 10.1.10.1 and unlock the mailbox and all is ok. Next week it could be a different mailbox. These are my versions,
software pack: 8.6.0
Ios image: uc500-advipservicesk9-mz.151-4.M4b
cme version: 8.6
voicemail version 8.6.3
software pack: 8.6.0
Ios image: uc500-advipservicesk9-mz.151-4.M4b
cme version: 8.6
voicemail version 8.6.3
tks in advance
Kevin