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Character
Meaning
Matches character1character2.
character1 can be any character
\bcharacter2
except number, letter or underline,
and \b equals [^A-Za-z0-9_].
Matches a string containing
\Bcharacter
character, and no space is allowed
before character.
Matches character1character2.
character2 must be a number,
character1\w
letter, or underline, and \w equals
[A-Za-z0-9_].
\W
Equals \b.
Escape character. If a special
character listed in this table follows
\
\, the specific meaning of the
character is removed.
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 aux 0
user-interface vty 0 15
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
1.1.1.0/24
# 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
192.168.1.0/24
Proto
Pre
Cost
Static 60
0
Proto
Pre
Cost
Direct 0
0
12
Remarks
For example, "\ba" matches "-a" with "-" being
character1, and "a" being character2, but it does
not match "2a" or "ba".
For example, "\Bt" matches "t" in "install", but not
"t" in "big top".
For example, "v\w" matches "vlan" ("v" is
character1 and "l" is character2) and "service" ( "i"
is character2).
For example, "\Wa" matches "-a", with "-" being
character1, and "a" being character2, but does not
match "2a" or "ba".
For example, "\\" matches a string containing "\",
"\^" matches a string containing "^", and "\\b"
matches a string containing "\b".
NextHop
Interface
192.168.0.0
Vlan1
NextHop
Interface
192.168.1.42
Vlan999
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