Review of Teams Microsoft Business Phone System 2021
Now that we have installed Teams with Microsoft Business Phone System for clients (and passed the Teams exam) we want to share some thoughts on
VoIP
CCAPI: Internal Error (Software Error)
We changed a customer from PRI to SIP trunk and after the change, the Exchange UM stopped working for calls coming in from the outside.
Outbound faxes from a Dialogic SR140 not using T.38
Had an issue with an IP fax server (RelayFax with a Dialogic SR140 connecting via SIP trunk to an Adtran SBC) where inbound faxes were working fine
Restart SIP service on CME without reloading the router
In order to restart or reset the SIP service on Cisco CallManager Express (CME) you can do the following: voice service voip sip call service
Trouble with Exchange UM and arbitration mailbox corruption
One of our clients had an issue where their Unified Messaging arbitration mailbox had become corrupted. We were unable to change the audio files on the
Registering voice-ports from a Cisco 881 SRST router to CME / UC500
The Cisco 881 router comes in an SRST flavor (C881SRST-K9) which includes 1 FXO and 4 FXS ports. We recently ran into a problem at
Music On Hold Streaming from an FXO port on CME 8.8
Here’s another CME feature that did not work quite as expected when reading the documentation. As with the conference bridge, I read along and followed
Configuring a conference bridge in Cisco CME
I recently ran into an issue configuring a conference bridge for a client. What makes this particular problem worth sharing is that I found the
Using Cisco 8945 IP phones with CME
We just finished testing the Cisco 8945 IP phone with CME using SCCP and it worked great. Point to point video works flawlessly. A few things
CME 8.8 upgrade and Exchange UM voicemail problem
We recently upgraded to the new Cisco CallManager Express (CME) version 8.8 so that we could try out the new 8945 phones for point to point
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