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Description Use the display brief interface command to display brief interface information,
including simple interface name, link state, protocol link state, protocol type, and
main IP address.
■ If neither interface type nor interface number is specified, all interface
information will be displayed;
■ If only interface type is specified, then only information of this particular type
of interface will be displayed.
■ If both interface type and interface number are specified, then only information
of the specified interface will be displayed.
Related command: interface.
Example # Display brief information of interface(s).
<Sysname> display brief interface
The brief information of interface(s) under route mode:
Interface Link Protocol-link Protocol type Main IP
Eth1/0 UP DOWN ETHERNET --
Eth1/1 UP DOWN ETHERNET --
NULL0 UP UP(spoofing) NULL --
S2/0 DOWN DOWN PPP --
S2/1 DOWN DOWN PPP --
The brief information of interface(s) under bridge mode:
Interface Link Speed Duplex Link-type PVID
Eth4/0 DOWN auto auto access 1
Eth4/1 DOWN auto auto access 1
Eth4/2 DOWN auto auto access 1
Eth4/3 DOWN auto auto access 1
Eth4/4 DOWN auto auto access 1
Eth4/5 DOWN auto auto access 1
* Star, which matches the occurrences
of the character to the left for zero or
multiple times
zo* matches z and zoo.
+ Plus, which matches one or multiple
occurrences of the character to the
left
zo+ matches zo and zoo, but not z.
- Hyphen, which is used to connect two
numbers or characters. Note that the
number to the left of this character
need to be larger than the one to the
right. When used in a “[“ and “]” pair,
it represents a range.
1-9" represent a range from 1 to 9
(“1” and “9” included), and a-h
represent a range from “a” to “h”
(“a” and “h” included).
[ ] Specifies a range. [1-36A] matches a character, which
can be a number in the range 1 to
36 or character A.
( ) Specifies a group of characters.
Usually used with “+” and “*”.
(123A) specifies the string “123A”.
408(12)+ matchers “40812” or
“408121212” (but not “408”).
That is, “12” can appear for
multiple times.
Table 8 Special characters used in regular expressions
Character Meaning Notes on Use