Cisco 3560x-24p 参考指南

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Catalyst 3750-X and 3560-X Switch Command Reference

OL-21522-02

Chapter 2 Catalyst 3750-X and 3560-X Cisco IOS Commands

show ip dhcp snooping statistics

Use the show ip dhcp snooping statistics user EXEC command to display DHCP snooping statistics in
summary or detail form.

show ip dhcp snooping statistics [detail] [ | {begin | exclude | include} expression]

Syntax Description

Command Modes

User EXEC

Command History

Usage Guidelines

Expressions are case sensitive. For example, if you enter | exclude output, the lines that contain output
do not appear, but the lines that contain Output appear.

In a switch stack, all statistics are generated on the stack master. If a new stack master is elected, the
statistics counters reset.

Examples

This is an example of output from the show ip dhcp snooping statistics command:

Switch> show ip dhcp snooping statistics

Packets Forwarded = 0

Packets Dropped = 0

Packets Dropped From untrusted ports = 0

This is an example of output from the show ip dhcp snooping statistics detail command:

Switch> show ip dhcp snooping statistics detail

Packets Processed by DHCP Snooping = 0

Packets Dropped Because

IDB not known = 0

Queue full = 0

Interface is in errdisabled = 0

Rate limit exceeded = 0

Received on untrusted ports = 0

Nonzero giaddr = 0

Source mac not equal to chaddr = 0

Binding mismatch = 0

Insertion of opt82 fail = 0

Interface Down = 0

Unknown output interface = 0

Reply output port equal to input port = 0

Packet denied by platform = 0

detail

(Optional) Display detailed statistics information.

| begin

(Optional) Display begins with the line that matches the expression.

| exclude

(Optional) Display excludes lines that match the expression.

| include

(Optional) Display includes lines that match the specified expression.

expression

Expression in the output to use as a reference point.

Release

Modification

12.2(53)SE2

This command was introduced.