IP Telephony and Phones

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Resolved! Cisco Vg204XM Voice Gateway

Does anyone knows if IOS 15.4 on VG204xm gateways have 'Toll Fraud Prevention' turned ON by default? How do you know if it is turned ON? I am not getting message during initial startup 'Following voice command is enabled.......' Does this command 'vo...

G3261 by Enthusiast
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External TFTP Call Flow-Clarity- What will happen if Phone get register to CUCM and TFTP is still External..

Hello Friends, I have a scenario.. in central site we have CUCM 11.5 and in remote site 6921 IP Phones..Due to latency issue we have to upgrade the IP Phone locally i.e. via External TFTP..Due to some issue in External TFTP server, the phone are not ...