Nortel M3110 Installation Manual page 252

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Table 38
Flash Download procedure matrix for Large Systems (Part 6 of 15)
Upgrade
Present to
software software
25.15
Re-issue
25.30
553-3001-367 Standard 3.00
M3900 Flash Download
Keycode M3900
required telephones
Yes Phase I,
Phase II
Phase III
Yes Phase I,
Phase II
Phase III
August 2005
Upgrade steps
Follow the standard software order
process.
Note: This is not a standard process.
There should not be M3900 Phase III
phones configured on a 25.08 system.
1. Follow the Large System 25.08 to
25.15 Re-issue procedure for Phase I/II
telephones (above).
The Release 25.15 Re-issue contains
M3900 Phase I firmware for M3905
telephones and Phase II firmware for
M3902, M3903, and M3904 telephones.
Follow the Flash Download process to
downgrade the M3900 Phase III phones
to Phase I/II firmware.
Follow the standard software order
process.
Note: This is not a standard process.
There should not be M3900 Phase III
phones configured on a 25.08 system.
1. Follow the Large System 25.08 to
25.30 Re-issue procedure for Phase I/II
telephones (above).
The Release 25.30 Re-issue contains
M3900 Phase I firmware for M3905
telephones and Phase II firmware for
M3902, M3903, and M3904 telephones.
Follow the Flash Download process to
downgrade the M3900 Phase III phones
to Phase I/II firmware.