Cisco Systems ASA 5585-X Manual De Usuario

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Cisco ASA Series Firewall CLI Configuration Guide
 
Chapter 15      Using the Cisco Unified Communication Wizard
  Configuring the Presence Federation Proxy by using the Unified Communication Wizard
Step 3
In the FQDN field, enter the domain name for the Unified Presence server. This domain name is included 
in the certificate signing request that you generate later in this wizard. 
Step 4
In the Public Network area, choose the interface of the public network from the drop-down list. The 
proxy uses this interface for configuring static PAT for the local Cisco Unified Presence server and for 
configuring ACLs to allow remote servers to access the Cisco Unified Presence server. 
Step 5
Click Next.
Configuring the Local-Side Certificates for the Cisco Presence Federation 
Proxy
Within an enterprise, setting up a trust relationship is achievable by using self-signed certificates. The 
supports using self-signed certificates only at this step.
Step 1
In the ASA’s Identity Certificate area, click Generate and Export ASA’s Identity Certificate
An information dialog box appears indicating that enrollment succeeded. In the Enrollment Status dialog 
box, click OK. The Export certificate dialog box appears. 
Note
If an identity certificate for the ASA has already been created, the button in this area appears as 
Export ASA’s Identity Certificate and the Export certificate dialog box immediately appears. 
When using the wizard to configure the Cisco Presence Federation proxy, the wizard only supports 
installing self-signed certificates.
Step 2
Export the identity certificate generated by the wizard for the ASA. See 
Step 3
Local Unified Presence Server’s Certificate area, click Install Server’s Certificate. The Install 
Certificate dialog appears.
Step 4
Locate the file containing the Cisco Unified Presence server certificate or paste the certificate details in 
the dialog box. See 
Step 5
Click Next.
Note
See the Cisco Unified Presence server documentation for information on how to export the certificate 
for this server. 
Configuring the Remote-Side Certificates for the Cisco Presence Federation 
Proxy
Establishing a trust relationship across enterprises or across administrative domains is key for federation. 
Across enterprises you must use a trusted third-party CA (such as, VeriSign). The security appliance 
obtains a certificate with the FQDN of the Cisco Unified Presence server (certificate impersonation).