About simon hester

simon hester · 11-24-2025

Looking for some help. I have a use case where a customer need to transfer calls outbound to the PSTN. Currently when these call transfers happen (either blind of consult) the original Calling Party ID is lost and the final called party only sees th...

simon hester · 11-17-2025

Looking for some help and maybe points of clarification. I have a need to maintain the original calling part number during the following call flow scenarios. External PSTN Calling Party >> SIP Trunk >> Cisco CUBE >> CUCM >> Call forward >> External...

simon hester · 10-24-2025

Hi Looking for some help on possible options to solve the following scenario. I've attached an outline diagram. Normal call flow is CUCM >> Internal SIP trunk 2 >> CUBE 1 >> External SIP Trunk 1 >> SIP provider (PSTN) We can have a situation where S...

simon hester · 09-24-2025

Hi Looking for some real work advice on an upcoming upgrade from version 14 - 15 on my CUCM cluster. In the past we have been able to complete direct upgrades but this time we will have to use one of the following. PCD Migration Task Fresh Install...

simon hester · 04-16-2025

Hi I have a customer running version 12.5 of UCCX. They have rather old Wall Board system and what we call contact centre manager that was written as a website about 15 years. I'm trying to see what if any functionality could be available natively wi...

simon hester · 12-03-2025

Completely new the SIP scripting and been watching the video to try and get some clues My use case of a LUA SIP normalization script is for the transfer of a call back out to the PSTN yet keeping the original caller ID. is this possible? Call 1 Exter...

simon hester · 12-01-2025

Had a bit of a light bulb moment over the weekend and realised the SIP update message that contains the original call ID happens later in the call time line and after the second set of SIP invites are set. From my limited understanding this means a S...

simon hester · 11-28-2025

Thanks Roger that's a useful set of links can't say I've ever done SIP profiles like this so will have to give some testing ago.

simon hester · 11-26-2025

So not sure if I'm getting any closer or not. I reached out to our SIP provider in this case Gamma in the UK. They have said to ammend the From Header "Regarding the fault you are experiencing, I would suggest that whatever calling number you wish t...

simon hester · 11-25-2025

Managed to upload it as a word docx file. It kept complaining about the txt file content.

Member Since	‎05-14-2021 07:03 AM
Date Last Visited	‎01-19-2026 12:56 AM
Posts	65
Total Helpful Votes Received	2

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Maintaining Original Caller Party ID when transferring to the PSTN

Maintaining Originally Caller ID for call forwards out to the PSTN

SIP Trunk Failover Using Separate CUBE's

CUCM Upgrade from 14 - 15 Outage Periods.

Wall Boards and Contact Centre Manager

Re: A guide to SIP Normalization on CUCM and Lua Scripting

Re: Maintaining Original Caller Party ID when transferring to the PSTN

Re: Maintaining Original Caller Party ID when transferring to the PSTN

Re: Maintaining Original Caller Party ID when transferring to the PSTN

Re: Maintaining Original Caller Party ID when transferring to the PSTN