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  • Users: hayl
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  1. H

    Need itkisipvc.tgz for DT900 ITK-24CG – Any Help Appreciated!

    Hi everyone, I want to sincerely thank you all for your help and for sharing the firmware files—I truly appreciate it! I've collected and shared other firmware files, but I'm still looking for a solution for the DT900 ITK-24CG model. As shown in the attached table, the required file is...
  2. H

    Can NEC DT900 Work with 3CX, FreePBX, or Other SIP-Based PBX?

    Hi everyone, I have an NEC DT900 series IP phone, and I'm wondering if it can be configured to work with a SIP-based PBX like 3CX or FreePBX. I know that NEC phones are usually locked to their own PBX systems, but has anyone successfully used the DT900 with a third-party SIP server? If so...

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