Welcome to the Community!
Our modems are designed to be used for TPG VoIP services only, it will not work for 3rd party modems.
On the otherhand, I have seen that one of our senior technician has gotten in touch with you today and assisted you with the concern raised.
I recommend having a read of this TPG Community article : Wireless Channel on your modem - what is it and why should I change it?
Let us know if you need further assistance.
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