how to Add ATA sip in Call manager 5.2

[fahadrazi]

please tell me how i add the ATA 186 SIP in call manager 5.2 i am trying to add it as a new devcie but it is not taking SIP protocol its only taking sccp automaticaly please help to solve this

[gogasca]

We dont support ATA 186 using SIP in CallManager and no plans to do it

Actually it is EOL, Any reason which you need SIP instead of SCCP?

[fahadrazi]

thanks for your prompt response i ll really appriciated it anywayz no there is no reson i just got the ATA sip frm some where to confiuare with ccm 5.2 .... i also want to change it firmware to sccp or h323 ... can you please guide me how i upgrade the firmware?