display udp-helper server
Syntax
display udp-helper server [ interface interface-type interface-number ] [ | { begin | exclude | include } regular-expression ]
View
Any view
Default level
2: System level
Parameters
interface interface-type interface-number: Displays information about forwarded UDP packets on 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 udp-helper server to display information about forwarded UDP packets on the specified interface or all interfaces.
If interface-type interface-number is not specified, this command displays information about forwarded UDP packets on all interfaces.
Examples
# Display information about forwarded UDP packets on the interface VLAN-interface 1.
<Sysname> display udp-helper server interface vlan-interface 1 Interface name Server VPN Server address Packets Vlan1 20.1.1.1 0
The output shows that the destination server corresponding to the interface VLAN-interface 1 is in the public network, the IP address of the destination server is 20.1.1.1, and that no packets are forwarded to the destination server.