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Communication Manager upgrade path

The following table provides the supported upgrade paths from various releases of Communication Manager to Communication Manager Release 7.0.1:
Release Requirement
5.1.x Upgrade to Release 5.2.1, install a preupgrade service pack before you upgrade to Release 7.0.

After upgrading to 7.0, install the 7.0.1 patch.

5.2.1 Install a preupgrade service pack before you upgrade to Release 7.0.

After upgrading to 7.0, install the 7.0.1 patch.

6.0.x, 6.2, or 6.3.x Upgrade to Release 7.0, then install the 7.0.1 patch.
noteNote
  • You cannot upgrade some servers to Release 4.0.5 or Release 5.2.1 directly. You must upgrade to Release 4.0.5 or Release 5.2.1 on a supported server before you complete the Communication Manager upgrade to Release 7.0.

  • You can also upgrade Communication Manager from earlier releases to Release 7.0 on VMware vSphere™ 5.0, 5.1, 5.5, or 6.0 Virtualized Environment.