Cisco Explorer 4700 Installation Guide Page 513

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12-93
Device Manager Guide, Cisco ACE 4700 Series Application Control Engine Appliance
OL-26645-02
Chapter 12 Configuring Traffic Policies
Configuring Actions Lists
Direction Select the HTTP header modify action the ACE appliance is to take with respect to the selected
operator (Insert, Delete, or Rewrite):
Insert:
Both—Specifies that the ACE insert an HTTP header in both HTTP request packets and response
packets.
Request—Specifies that the ACE insert an HTTP header only in HTTP request packets from
clients.
Response—Specifies that the ACE insert an HTTP header only in HTTP response packets from
servers.
Delete:
Both—Specifies that the ACE delete the header in both HTTP request packets and response
packets.
Request—Specifies that the ACE delete the header only in HTTP request packets from clients.
Response—Specifies that the ACE delete the header only in HTTP response packets from servers.
Rewrite:
Both—Specifies that the ACE rewrite an HTTP header string in both HTTP request packets and
response packets.
Request—Specifies that the ACE rewrite an HTTP header string only in HTTP request packets
from clients.
Response—Specifies that the ACE rewrite an HTTP header string only in HTTP response packets
from servers.
Header Name Identifier of an HTTP header. Enter an unquoted text string with a maximum of 255 alphanumeric
characters.
Header Value Specifies the value of the HTTP header that you want to insert or replace in request packets, response
packets, or both. Enter an unquoted text string with no spaces and a maximum of 255 alphanumeric
characters. You can also use the following dynamic replacement strings:
%is—Inserts the source IP address in the HTTP header
%id—Inserts the destination IP address in the HTTP header
%ps—Inserts the source port in the HTTP header
%pd—Inserts the destination port in the HTTP header
The ACE appliance supports regular expressions for matching. To include spaces in the string, enclose
the entire string in quotes. All headers in the header map must be matched. See Table 12-33 for a list
of the supported characters that you can use in regular expressions.
Replace Specifies the pattern string that you want to substitute for the header value regular expression. For
dynamic replacement of the first and second parenthesized expressions from the header value, use %1
and %2, respectively.
Table 12-35 Header Action Configuration Screen Fields (continued)
Header Action Field Description / Action
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