Category Archives: Lync

Unable to purchase Communication Credits add-on when sourcing Office 365 licensing from a CSP Partner

Communications Credits (the add-on formally known as PSTN Consumption), is a subscription add-on to the Microsoft Phone System and/or Audio Conferencing license, enabling the ability to: Acquire Toll-Free numbers to use with Audio Conferencing meetings, Auto Attendants, or Call Queues. *Calls are billed per minute and require a positive Communications Credits balance. Dial out from… Read More »

Get-CSUserSessionDomains: Extract a list of domains used in communication from Skype for Business Online user session data

Get-CSUserSessionDomains is a PowerShell script leveraging the Get-CSUserSession cmdlet in Skype for Business Online to extract a list of unique domains used in communication from user session data. The Get-CSUserSession cmdlet exposes session details for Registration/IM/Audio/Conference/Video, unlike the Skype for Business Online Admin Portal corresponding tools. Get-CSUserSessionDomains which can be found on the TechNet Gallery.… Read More »

Unable to Escalate PSTN calls via CCE to an Audio Conference

Let’s just assume that a Skype for Business Cloud Connector Edition (CCE) has been deployed successfully, the steps to configure an online hybrid Mediation Server (Configure online hybrid Mediation Server Settings) was completed and at one time PSTN calls could be escalated to an Audio Conference. Fast forward a few months and users report PSTN… Read More »

Skype for Business anonymous join success when meeting organizer is disabled for federation

A journey for your amusement: December 2012: I submitted my first Lync Server 2013 (RTM) bug. The problem was when an organization enabled for federation with a conferencing policy allowing to invite anonymous users and a meeting organizer had an External Access Policy disabling federated user access. The result would be an external participant could… Read More »

Skype for Business Online: Voicemail User Settings Portal

The New Voicemail User Settings Features for Skype for Business Online Preview has finished and stopped on-boarding customers at the end of August 2017. In testing and confirmation from multiple clients not part of this preview program, the feature seems to have gone live in the public over the last few days. The Preview blog… Read More »

Skype for Business Cloud Connector Edition (CCE) – We couldn’t reach +1XXXXXXXXXX (404 Not Found)

Today I’m shedding light on the SIP 404 response status code while working with Skype for Business Online’s CloudPBX and Cloud Connector Edition (CCE). The “404 Not Found” error is masked in the Skype for Business Client as “We couldn’t reach +1XXXXXXXXXX” during an outbound PSTN call. Always view the ms-diagnostics details specific to the… Read More »

Skype for Business Cloud Connector Edition (CCE) – Operation was unsuccessful (504 Server time-out)

Today I’m shedding light on the SIP 504 response status code while working with Skype for Business Online’s CloudPBX and Cloud Connector Edition (CCE). The “504 Server time-out” error is masked in the Skype for Business Client as “Operation was unsuccessful” during an outbound PSTN call. Understanding this error can actually become a handy tool… Read More »

Client crash when selecting multiple voicemail messages in Skype for Business 2016

Just a quick blog post about a bug I ran into today with the Skype for Business 2016 client. While signed into a test account, I attempted to delete all the previous voicemail messages shown on the Phone/Dial Pad tab. Not really paying attention, I proceeded to click the first item, hold shift and select… Read More »

Object reference not set to an instance of an object error while enabling CloudPBX

A couple weeks ago I came across a client issue enabling CloudPBX for Skype for Business Online users. The correct Set-CsUser command that would normally enable users, was bleeding red errors in PowerShell. The command is pretty straight forward and was successful the day before. An example command: Instead of enabling the specific user for… Read More »

Get-CSUserSessionGUI

Earlier this month I blogged about the Session Details(Preview) in the Skype for Business Online admin portal, which can be found at: http://realtimeuc.com/2016/10/sfbo-session-details-preview/ a welcome addition to the portal! On the flip side I do prefer managing my tenants via PowerShell vs. hanging out in the browser. Here comes the Get-CSUserSession cmdlet. One thing to… Read More »