Cisco Cisco Unified Contact Center Enterprise 9.0(1) Guia Da Instalação

servers before the upgrade. Using the Active Directory tools provided with the Windows
Operating System, bring the new domain controllers on the domain in which Unified ICM
operates, and transfer any applicable flexible single master operations (FSMO) roles. For
additional information, see sections 

.

Active Directory considerations for Common Ground upgrades

Before undertaking a Common Ground upgrade, the Active Directory environment (whether
corporate or dedicated to the Unified ICM/Contact Center applications) must be configured or
staged. The Windows Firewall configuration scripts must be deployed before Unified
ICM/Contact Center servers can accept network connections.

For additional information, see the guidelines outlined in the 

 (http://www.cisco.com/en/US/

products/sw/custcosw/ps1001/prod_installation_guides_list.html).

There are three methods by which you can ensure your systems are hardened:

1. Before engaging in the upgrade of the application, apply the security best practices outlined

in the Security Best Practices Guide for Cisco Unified ICM/Contact Center Enterprise &
Hosted, Release 9.x(y).

2. Run the ICM-CCE-CCHInstaller and choose to apply the hardening when prompted.

3. Run the Security Wizard Tool, located in the Unified CCE tools folder.

Migrating Active Directory and DNS to non-Unified ICM servers

Perform the AD and DNS migration well in advance of the actual upgrade to allow time for
implementation and stabilization. Repeat this for all Domain Controllers currently on Unified
ICM servers.

Note: Release 9.0(1) supports Windows Server 2008 R2 Active Directory controllers. Steps in
this document for configuring Active Directory relate to Windows Server 2008 R2. Consult the
Microsoft documentation for Windows Server 2008 for details on Windows Server 2008 Domain
Controller configuration.

Overview:

•

Using the Active Directory tools provided with the Windows operating system, bring the
new domain controllers on the domain in which the Unified ICM operates.

For additional information, see:

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Upgrade Guide for Cisco Unified ICM/Contact Center Enterprise & Hosted Release 9.0(1)