About STEFAN CHRISTEN

STEFAN CHRISTEN · 05-16-2017

Our customer requires that Phone LSCs are verified on Expressway-E when the try to register over MRA. In the MRA Deployment Guide there is only stated that this could be achieved with Mutual TLS. Has anyone implemented that yet? If so, can you please...

STEFAN CHRISTEN · 01-27-2014

Hi everyoneA customer likes to deploy Jabber for Windows 9.6 in phone mode with Windows 8.1 (softphone only, no video required).The installation and configuration guide seems to be a bit confusing.http://www.cisco.com/en/US/docs/voice_ip_comm/jabber/...

STEFAN CHRISTEN · 04-14-2013

Hi everyoneOur customer is having an issue with the language in the CUCILync window.They have all software including Lync installed in English but some user ended up in having a German CUCILync window.As there is no documentation available (or at lea...

STEFAN CHRISTEN · 04-14-2013

Hi everyoneI'm currently struggeling with a FAX connected to an ATA-187 (firmware 9.2.3) dialing to PSTN in SRST (version 9.1, CUCM is also 9.1) mode.The problem is that the ATA is sending the dialed number digit per digit (first invite only contains...

STEFAN CHRISTEN · 01-30-2012

HiWe have a setup with VCS and local registered C40 codecs. For ISDN connectivity we use a LifeSize Networker as a H.320 gateway. The Networker registers the gateway prefix with its H.323 ID on VCS and has a DDI range that is routed to the C40 codecs...

STEFAN CHRISTEN · 08-31-2016

If you configure a SIP trunk between the CUCM and the gateway instead of H.323 the issue (the TAC engineer never opened a bug for this!) is probably gone. We haven't seen the issue with 10.5(2)SU1 and a SIP trunk with an annunciator to the gateway. ...

STEFAN CHRISTEN · 08-31-2016

Maybe it's SIP to the gateway that fixes the issue

STEFAN CHRISTEN · 08-30-2016

Hi Mohamed We have seen that the issue with SNR no longer exists with SIP gateways and newer CUCM versions. We have seen issues with no-ringback when the external calls are routed to Unity Connetion and then transfered to an internal subscriber. Othe...

STEFAN CHRISTEN · 01-06-2015

Hi KelvinYou are missing 1 release key. You should have received 2 LIC-SW-EXP-K9. Usually the 2nd PAK is on the second page of the PDF.For the LIC-EXP-E-PAK you should register for the following options one on each Expressway:- LIC-EXP-SERIES- LIC-EX...

STEFAN CHRISTEN · 10-01-2014

Hi JaimeWe are facing the same issue. Do you know when the fixed 10.5 version will be released?On the download page there is still only the affected 10.5.1.10000-7 version available.ThanksRegardsStefan

Member Since	‎10-26-2004 03:13 AM
Date Last Visited	‎02-24-2021 12:58 AM
Posts	133
Total Helpful Votes Received	40

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User Activity

Verify Phone LSC for MRA on Expressway

Jabber for Windows 9.6 softphone support on Windows 8.1

CUCILync language settings

Dial Issue on ATA-187 in SRST mode

Prefering E.164 Alias over H.323 ID Caller ID on C series codec

If you configure a SIP trunk

Maybe it's SIP to the gateway

Hi Mohamed

Hi KelvinYou are missing 1

Hi JaimeWe are facing the