5.Once the IP Phone is rebooted, all LED lights will be on.
6.The LCD screen displays [ATGN BOOT] on the first line.
7.On the second line of the LCD screen, the following messages are displayed in succession:
—CHECK MEMORY (RAM checking state)
—CHECK FW (Firmware checking state)
—BOOTING NOW (Initialization of hardware - LCD, network, DSP, etc.)
—INITIALIZING
—update
8.You may verify the new version of firmware in the phone’s configuration menu (* * 7 ENTER, then scroll to
System>Version Info).
Resolving Errors Upon Startup
If an error occurs during rebooting, the LED light of Soft Keys 1 through 4 will remain on to indicate an error status. These errors represent hardware failures within the
•LED 1 light on = memory check failed
•LED 2 light on = network failed
•LED 3 light on = DHCP failed
•LED 4 light on = attached IP address failed
If the phone successfully passes through these stages, it has started up properly. Otherwise, refer to “Troubleshooting” on page 37.
Configuring NAT
NAT (Network Address Translation) is the translation of an IP address used within one network to a different IP address known within another network. One network is designated as the inside network, the other is the outside. The
