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Cisco IP Phone 7940

Cisco IP Phone 7940

Can anyone on the forum help me to reset a Cisco 7940 series phone. Bought accidentally on ebay (dont ask), and still has previous owners info on it. It seems to be passworded, and was used via a sip. when connected it connects to its original server, with original settings. Have tried to phone the numbers appearing on phone, but they are not ...

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