Can we upgrade only ESXI version of BE6000 from 6.5 to 7 version .If yes what is the required license to perform this change? Current cucm version is 12.5 (1)      

Hi , Is there any way I can make ringing at the same time on cisco hard phone and Microsoft Teams  and any option to make outbound calls from both Cisco Hard phone and Microsoft Teams?   In our current setup we have cisco CUCM 12 and sip voice gatewa...

Voicemail stopped forwarding to e-mail .From RTMT alert it shows recently created multiple Core dump.I have rebooted PUB and SUB and restarted "Connection Mailbox Sync" service and checked status ,still have the same issueConnection Mailbox Sync serv...