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What are the RJ45 pins used to have power to IP phones via PPoE switch.
I must have CUCM or at least cisco call manager express to register the IP phone and manage the DN and route patterns
register the phone at the call manager after connected to the active network
Add the phone using BAT to the CUCM, connect the phone to the POE switch, once the phone is powered up enter the username and password for the phone to contact the TFTP s ... See More
use OpenSips - that is the good solution for the voice communication of large scale. In the freeware world I think OpenSips is the best one.
Hi Abbas. i didn't really understand your question , but if you mean what do you need to have an IP phone in your network? it depends on your requirement and the br ... See More