Bom dia,Ao criar novo user no Cisco Call Manager recebe mensagem de erro com indicação que cluster do Call Manager IM&Presence Server está sem redundância.Alguma dica para resolução? Obrigado.

Hello there,I have a customer with an Cisco AC3504 + 30 Cisco APs. Everything went well for years untill yesterday. The problem is that devices only compatible with 2.4 Ghz cannot connect to AP. The 5Ghz is working Ok.Any of you have ever experienced...