Hello all! I have a trouble. I have a server mcs 7816 CIS-MCS-7816-H3-IPC1 and CallManager 4.3 CIS-CM4.3-K9-7816-H3 / SW Only, Unified CallMgr 4.3 For MCS 7816-H3, 300 User on it, and 300 user licenses. I want to upgrade my CallManager to 7.1 version. What software and license i must buy for this upgrade. Please help. Thank you.
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