H3C Technologies H3C SecBlade LB Cards User Manual

Page 192

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182

Character Meaning Examples

string\>

Matches a character string ending
with string.

"do\>" matches word "undo" and string "abcdo".

\bcharacter2

Matches character1character2.
character1
can be any character
except number, letter or underline,

and \b equals [^A-Za-z0-9_].

"\ba" matches "-a" with "-" being character1, and
"a" being character2, but it does not match "2a" or

"ba".

\Bcharacter

Matches a string containing
character, and no space is allowed

before character.

"\Bt" matches "t" in "install", but not "t" in "big
top".

character1\w

Matches character1character2.
character2
must be a number, letter,

or underline, and \w equals
[A-Za-z0-9_].

"v\w" matches "vlan" ("v" is character1 and "l" is
character2) and "service" ( "i" is character2).

\W Equals

\b.

"\Wa" matches "-a", with "-" being character1,
and "a" being character2, but does not match "2a"

or "ba".

\

Escape character. If a special
character listed in this table follows

\, the specific meaning of the
character is removed.

"\\" matches a string containing "\", "\^" matches
a string containing "^", and "\\b" matches a string

containing "\b".

The following are several regular expression examples:
# Use | begin user-interface in the display current-configuration command to match the first line of

output that contains user-interface to the last line of output.

<Sysname> display current-configuration | begin user-interface

user-interface con 0

user-interface aux 0

user-interface vty 0 4

authentication-mode none

user privilege level 3

#

return

# Use | exclude Direct in the display ip routing-table command to filter out direct routes and display only

the non-direct routes.

<Sysname> display ip routing-table | exclude Direct

Routing Tables: Public

Destination/Mask Proto Pre Cost NextHop Interface

1.1.1.0/24 Static 60 0 192.168.0.0 Vlan1

# Use | include Vlan in the display ip routing-table command to filter in route entries that contain Vlan.

<Sysname> display ip routing-table | include Vlan

Routing Tables: Public

Destination/Mask Proto Pre Cost NextHop Interface

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