display dhcp-snooping information
Syntax
display dhcp-snooping information { all | interface interface-type interface-number } [ | { begin | exclude | include } regular-expression ]
View
Any view
Default level
1: Monitor level
Parameters
all: Displays Option 82 configuration information about all Layer 2 Ethernet ports.
interface interface-type interface-number: Displays Option 82 configuration information about a specific interface.
|: Filters command output by specifying a regular expression. For more information about regular expressions, see Fundamentals Configuration Guide.
begin: Displays the first line that matches the specified regular expression and all lines that follow.
exclude: Displays all lines that do not match the specified regular expression.
include: Displays all lines that match the specified regular expression.
regular-expression: Specifies a regular expression, a case-sensitive string of 1 to 256 characters.
Description
Use display dhcp-snooping information to display Option 82 configuration information on the DHCP snooping device.
Examples
# Display Option 82 configuration information about all interfaces.
<Sysname> display dhcp-snooping information all Interface: Ethernet 1/0/1 Status: Enable Strategy: Replace Format: Verbose Circuit ID format-type: HEX Remote ID format-type: ASCII Node identifier: aabbcc Sub-option 9: Enabled User defined: Circuit ID: company001 Sub-option 9 content: group1 Interface: Ethernet 1/0/2 Status: Disable Strategy: Keep Format: Normal Circuit ID format-type: HEX Remote ID format-type: ASCII User defined: Circuit ID: company001 Remote ID: device001 VLAN 10: Circuit ID: vlan10@company001 Sub-option 9: Enable Sub-option 9 content: group1 VLAN 20: Remote ID: device001 Sub-option 9: Enabled