03-12-2023 11:41 PM
help please
i have a 7821 phone , installed mpp firmware,now i want to install sip firmware,how can i do?
i only have a router and an ip phone,
erase the phone to Factory setting and install new sip firmware.
03-13-2023 12:34 AM
No your cant do just like that, Its a process and there is some licenses involved, read the below guide.
03-13-2023 07:51 PM
thank you.
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