Cisco Systems OL-7029-01 manual Regular Expressions, Expression Meaning, Zero or more characters

Chapter 1 Using Content Switching Module Commands

Regular Expressions

Use the exit or end commands to exit privileged mode and return to unprivileged mode as follows:

Router# exit

Logoff

Type help or '?' for a list of available commands.

Router>

Use the disable command to exit privileged mode and return to unprivileged mode as follows:

Router# disable

Router>

•Configuration mode

The configuration mode allows you to change the configuration. All privileged, unprivileged, and configuration commands are available in this mode. Use the configure terminal command to start the configuration mode as follows:

Router# configure terminal

Router(config)#

Use the exit or end commands to exit configuration mode and return to privileged mode as follows:

Router(config)# end

Router#

Use the disable command to exit configuration mode and return to unprivileged mode as follows:

Router(config)# disable

Router>

•Submodes

When you are in a submode, the prompt changes to:

Router(config-submode_name)#

Regular Expressions

Regular expressions used in commands are based on the UNIX filename specification. You will use regular expressions in these commands:

•match protocol http cookie (cookie map submode), page -25

•match protocol http header (header map submode), page -30

•match protocol http url (URL map submode), page -34

Expression	Meaning
“*”	Zero or more characters
“?”	Exactly one character—the [Ctrl + V] key combination must be entered
“\”	Escaped character
“”	Or
Bracketed range (for example, [0–9])	Matching any single character from the range
Leading ^ in a range	Do not match any in the range
	Catalyst 6500 Series Switch Content Switching Module with SSL Command Reference
OL-7029-01		1-3