A.During Ignition Process

B.By the Admin PW

C.After Ignition

D.Via the Security PW

A.The system pushes the firmware to the telephones automatically

B.SFTP is used to replace old files with new ones

C.The telephones receive new firmware using HTTP

D.The new binary files are included with the DHCP information

A.Incoming Call Route (ICR)

B.Hunt group

C.Time profile

D.Alternate Route Selection (ARS)

E.Voice recording