10. The HTTP server sends and identifies an upgrade script.
The GET message might have to be sent several times. Each time the GET message is
sent, all IP telephones display the following message:
HTTP: n uri
For HTTP, n is the number of HTTP requests made by the telephone and uri is the URI for
the current HTTP request.
11. While the upgrade script file is being downloaded, all IP telephones display the following
message:
HTTP:n sc etag
where n is the number of the IP Address obtained from the HTTP server, sc is the status
code of the HTTP response and etag is the value of the ETag header.
12. When the telephone determines that the application file received is valid, the following
message displays:
File Obtained;please wait...
s secs
where s is the number of seconds that elapse while non-volatile memory is erased.
13. While the application file is saved in flash memory, all IP telephones display the following
message:
Saving to flash
1% 1 secs
with the percentage of the file and the number of elapsed seconds incremented as the
application file is stored in flash memory.
14. The telephone contacts the Avaya Media Server and attempts to log in.
All IP telephones display a version of the following prompts for an extension:
Login
Enter Extension
Enter Extension and press Enter or OK
Dynamic Addressing Process
Issue 6 February 2009
27