IP Telephony and Phones

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                   We are running Call Manager 9.x and I have a 2921 with a VWIC2 1MFT module.  We will have a 7 channel PRI coming into this card.  The provider will present them as 2 different channel groups.  One will be 1-6 and the other will be ...

Hi,Customer has above version of CUCM which is integrated with Ringmaster for billing which is sending CDRs every 5 mintes I have been told. Customer is upgrading Ringmaster and moving it to VMware which will cause an outage of 5 hours approx.Custome...