34
ZIP2x2 User’s Manual
Description. The ZIP2x2 reads its specific configuration file and determines whether its software
version matches that specified. If not, it retrieves the new software.
4.4.4.9 Step 9
Action. ZIP2x2 initiates TFTP read request for ZIP2x2_version bin.
Description. The ZIP2x2 requests the specific software version using the TFTP Server address
provided by DHCP option #66 (for example, ZIP2x2_0_1_34.bin).
4.4.4.10 Step 10
Action. The ZIP2x2 receives TFTP data (ZIP2x2_version.bin) from the TFTP Server
Description. After downloading the software version the ZIP2x2 reboots and repeats all of the
steps (except for retrieving software). At this point, the ZIP2x2 performs a checksum verification
and compares the new software version file name with the version information stored internally
to the .bin file. If the checksum fails or if the file name does not match that of the version
information stored internally to the .bin file, the phone indicates an error and loads the previous
software version.
4.4.5 Summary
For a user, the process of updating the software is fully automatic. The administrator of the
network can initiate this process at any time. When the phone is idle, it will start the process of
updating the software. Usually, the administrator would cause this to happen when no one is
likely to want to use the phone.
To start the update process, the software in the phone restarts and displays:
The phone displays this message using different characters than normal, and only two lines of
text. It shows the progress of the update on the second line using periods (full stops). There are
16 characters on the line and each period indicates the phone has completed about 6% of the
programming task. The phone shows a new period every one to three seconds.
Important Do not disturb the phone during the update process. You cannot use the phone
to make or receive calls while the software is being updated. This process takes
about 30 seconds.
When the phone has provisioned the software, it restarts itself, just as it does when you power it
on. After about 15 seconds the phone displays the idle display and is ready to use.
If the software update process fails, the phone may display:
To Next Page
Loading...
Need help?
General
