Whenever one voice message came i have to put the password to read the message in cisco ip phone, I already reseted the password & pin of the IP phone along with the copy of configuration of another Cisco ip Phone in which no voice mailbox password i...

I am having one Cisco ME 3400G-12CS switch with 4 NNI port & 12 UNI port.I want to convert all UNI port to NNI to as meet my client requirements.Please guide me which Metro IP Access Image IOS  version is required to convert those UNI port to NNI.Tha...