Cisco Systems 2.5 HTTP Method, Request Port Misuse, Request URI

Chapter37 Cisco Common Classification Policy Language
Class Maps
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Cisco Router and Security Device Manager 2.5 User’s Guide
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Length greater Than
Click this box to specify the number of bytes that the total length of request header
arguments should not exceed.
Regular Expressions
Click this box to specify regular expressions to be matched against. Choose an
existing regular expression class map, or create a new one that will match the
strings you are inspecting for. See Add or Edit Regular Expression for more
information on how to create regular expressions. To examine an existing map
without leaving this dialog, choose it in the Select an existing map list, and click
View.
HTTP Method
HTTP methods indicate the purpose of an HTTP request. Choose the HTTP
methods in the Method List column that you want to inspect and check the Select
box next to the method.
Request Port Misuse
HTTP port #80 is sometimes used by IM, P2P, tunneling, and other applications.
Check the types of port misuse that you want to inspect for. You can inspect for
any type of port misuse, port misuse by IM applications, P2P application port
misuse, and misuse by tunneling applications
Request URI
Enter the Universal Resource Identifier (URI) criteria that you want to include in
the class map.
Length Greater Than
Click this box to specify a URI length that a packet should not exceed, and enter
the number of bytes.