I have a DMVPN setup using simple GRE and VRF's with one Hub and a few spokes.  At one client we are having MTU issues where we have had to manually change the MTU of the servers on the hub side and the clients on the spoke side to 1476 or lower.  I ...

I am new to 3CX.  I am using the cisco spa525G phones.  I am trying to setup a shared line appearance.  This is what I have done so far.Setup new extension in 3cx (105)On web interface of 2 spa525g's I have done the following:Phone tab >Set line key ...