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Device Manager Guide, Cisco ACE 4700 Series Application Control Engine Appliance
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Chapter 5 Configuring Virtual Servers
Configuring Virtual Servers
Note The SSL initiation option does not apply to the ACE NPE software version (see the “Information
About the ACE No Payload Encryption Software Version” section on page 1-2).
SSL initiation allows the virtual server to act as an SSL proxy client to initiate and maintain an SSL
connection between itself and an SSL server. In this particular application, the ACE receives clear text
from an HTTP client, and encrypts and transmits the data as ciphertext to the SSL server. On the reverse
side, the ACE decrypts the ciphertext that it receives from the SSL server and sends the data to the client
as clear text.
• If you select an existing SSL service, you can view, modify, or duplicate the existing configuration.
See the “Shared Objects and Virtual Servers” section on page 5-9 for more information about
modifying shared objects.
• If you select *New*, configure the service using the information in Table 5-14.
For more information about SSL, see the “Configuring SSL” section on page 9-1.
Step 9 In the Insert HTTP Headers field, enter the name of the HTTP header and the value to be matched using
the format header_name=header_value where:
• header_name represents the name of the HTTP header to insert in the client HTTP request. Valid
entries are unquoted text strings with no spaces and a maximum of 64 alphanumeric characters. You
can specify predefined header or any custom header name provided that it does not exceed the
maximum length limit.
• header_value represents the expression string to compare against the value in the specified field in
the HTTP header. Valid entries are text strings with a maximum of 255 alphanumeric characters.
The ACE appliance supports regular expressions for matching. Header expressions allow spaces,
provided that the spaces are escaped or quoted. All headers in the header map must be matched.
Table 12-33 lists the supported characters that you can use in regular expressions.
For example, you might enter
Host=www.cisco.com.
Step 10 When you finish configuring virtual server properties, do the following:
• Click Deploy Now to deploy this configuration on the ACE appliance.
• Click Cancel to exit this procedure without saving your entries and to return to the Virtual Servers
table.
Related Topics
• Configuring Virtual Server Properties, page 5-10
• Configuring Virtual Server SSL Termination, page 5-18
• Configuring Virtual Server Protocol Inspection, page 5-20
• Configuring Virtual Server Layer 7 Load Balancing, page 5-30
Configuring Application Acceleration and Optimization
The ACE appliance includes configuration options that allow you to accelerate enterprise applications,
resulting in increased employee productivity, enhanced customer retention, and increased online
revenues. The application acceleration functions of the ACE appliance apply several optimization
technologies to accelerate Web application performance. The application acceleration functionality in
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