About balukr

balukr · 09-16-2022

We have a customer with SIP trunk between CUCM and ISR 4351 Gateway router connected with PRI's. There was no issues when they were running on 16.12.03s but when we upgrade IOS on 4351 to 17.03.05 SIP trunk to CUCM started flapping and never stayed ...

balukr · 12-17-2019

We have a customer doing lot of external transfers which ties up their B-channels so customer decided to go with SIP trunks to use SIP REFER options suggested by the Provider so we can release the session as soon as call is transferred outside. Here ...

balukr · 10-10-2019

We are planning to upgrade all UC applications to 12.5 this weekend. We know CUCM, IMP, UNITY is all CentOS 7 in 12.5 but not sure about Expressway 12.5.5 and Emergency Responder 12.5 is CentOS or not. Please can someone help on that and Is there any...

balukr · 12-05-2016

We know manually to delete the ITL files from the settings in MX and SX series units we are just wondering is there any tool like Variphy or Uplinx that supports remotely to delete ITL files in BULK like they can do on 79XX/88XX phones.

balukr · 11-22-2016

We have a customer with CUCM version 10.5.2, currently they have two sites with each one has their own SIP trunk for inbound and outbound calls. We would like to make outbound calls redundant if one SIP trunk fails we can send the call to the other S...

balukr · 09-19-2022

Sorry for the late response. I was working back to back nights for cut over. Yes, we use Server group and option ping. And yes, we had smart licensing issue as well though commands were completely different we were able to register (I think!) but not...

balukr · 01-13-2020

Sorry I got side tracked again before the holidays..! Yes,like Anthony mentioned Script Normalization in CUCM did not work. Found a workaround with Unity Cnxn since that supports SIP REFER. It is not feasible solution but something is better than not...

balukr · 12-19-2019

Sorry I was not able to work on it yesterday. Today I will have some time to test it. I did try briefly on Tuesday before I left it did not work I was not able to see the SIP REFER coming back to CUBE. Is there anyway we can do a workaround/solution ...

balukr · 12-17-2019

Thanks Jaime. I will look in to this SIP Normalization scripts, I do see one pre-build with "refer-pass through". I hope this will do it.

balukr · 12-17-2019

Thanks Jaime. Please can you explain what this means "CUCM can only use a script for REFER pass-through if required". If a customer has UCCX can they pass SIP REFER through scripting ?

Member Since	‎06-01-2004 09:21 AM
Date Last Visited	‎02-21-2024 08:13 AM
Posts	375
Total Helpful Votes Received	15

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ISR 4300 17.3.5 SIP Trunk Flapping

CUCM SIP REFER-TO Missing

CentOS Version for all UC applications

Erase ITL for MX200 and SX series TP Units

SIP Trunk Outbound Original Caller ID

Re: ISR 4300 17.3.5 SIP Trunk Flapping

Re: CUCM SIP REFER-TO Missing

Re: CUCM SIP REFER-TO Missing

Re: CUCM SIP REFER-TO Missing

Re: CUCM SIP REFER-TO Missing