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.