Is the following description correct? The process of voice fault location can generally be divided into: troubleshooting the external device fault, locating the fault to the specific device, and locating the fault to the board.
Which of the following reasons may cause the voice user to pick up the phone without dial tone?
Is the following description correct? The MA5600T event level can be divided into four levels: critical, major, minor, and warning.
Is the following description correct? The UA5000 and lanswitch are connected through GE, and the working mode of the ports on both sides can be auto-negotiation mode and mandatory mode.
Is the following description correct? MxU automatic upgrade strategy, that is, when the device is powered on, the current version of the device is automatically compared with the target version of the strategy. If it is inconsistent, the device software version is automatically upgraded to the target version.