04-04-2015 06:13 PM - edited 03-17-2019 02:32 AM
Hello everyone. I have a Cisco 6921 with SIP firmware, and every time I place a call on hold, the Resume button does not pick up the call again. Has anyone got any ideas?
04-04-2015 08:13 PM
What call control do you use? CUCM or CME?
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