You will need to upgrade the router IOS and the CME files to the correct versions for 4.1, 12.4(11)XJ is the version you will need. If you have smartnet on your router then you should be able to download the files from Cisco's website, if not you will have to pay for the IOS upgrade and see if your Distributor can make the CME files available to you
4.0(3).The ios version is c3825-advipservicesk9-mz.124-4.XC6.bin.After upgradtion most of the phone not come up.its showing tftp timeed out.so after that we degrade the ios to 3.3 version.what is the reasion the ip phone not able to come up.
did you change the TFTP SERVER path and LOAD to relate to the new versions of firmware that come with the CME files, CME files and IOS version are related so if you upgrade the IOS you also need to upgrade the CME files
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.