Specifications

Chapter 5: Installation
Upgrade Scenarios
Page 5-184 Mitel
®
5000 Installation Manual – Issue 3.0, October 2008
Firmware Management
You must do a software downgrade to revert back to an older firmware version for Mitel
endpoints (post v2.4 installation). Multiple firmware versions are not currently supported; only
the latest versions are available for downloading.
Upgrade Scenarios
Table 5-28 summarizes the possible upgrade options and identifies the appropriate process and
applicable procedures to use when upgrading your Mitel 5000 platform.
Table 5-28. Possible Upgrade Scenarios for Mitel 5000 v2.0 or Later
From Existing To Desired Result
Process and Procedures to Use
System Version System Version
CS-5200 1.1 CS-5200 2.x “Upgrading Only Software” on page 5-185
1.2 2.x
CS-5200 1.1 CS-5400 2.x “Upgrading from CS-5200 to CS-5400” on page 5-186
1.2 2.x
2.0 2.x
CS-5200 1.1 CS-5600 2.x 1. Read “Upgrading from CS-5200 to CS-5600” on page 5-187.
2. Carry out “Upgrading from CS-5200 to CS-5400” on page 5-186.
3. Carry out “Upgrading from CS-5400 to CS-5600” on page 5-187
.
1.2 2.x
2.0 2.x
CS-5400 1.1 CS-5400 2.x “Upgrading Only Software” on page 5-185
1.2 2.x
CS-5400 1.1 CS-5600 2.x “Upgrading from CS-5200 to CS-5400” on page 5-186
1.2 2.x
2.0 2.x
CS-5600 2.0 CS-5600 2.x “Upgrading Only Software” on page 5-185