xx
show dhcpsnooping binding ...........................................................................................................17-12
show dhcpsnooping statistics.........................................................................................................17-13
clear dhcpsnooping binding............................................................................................................17-14
clear dhcpsnooping statistics..........................................................................................................17-14
clear dhcpsnooping database.........................................................................................................17-14
clear dhcpsnooping limit .................................................................................................................17-15
Dynamic ARP Inspection Overview ............................................................................................................ 17-16
Functional Description .......................................................................................................................... 17-16
Basic Configuration .............................................................................................................................. 17-18
Example Configuration ......................................................................................................................... 17-18
Dynamic ARP Inspection Commands ........................................................................................................ 17-20
set arpinspection vlan.....................................................................................................................17-20
set arpinspection trust ....................................................................................................................17-21
set arpinspection validate...............................................................................................................17-22
set arpinspection limit.....................................................................................................................17-22
set arpinspection filter.....................................................................................................................17-23
show arpinspection access-list.......................................................................................................17-24
show arpinspection ports................................................................................................................17-25
show arpinspection vlan .................................................................................................................17-25
show arpinspection statistics..........................................................................................................17-26
clear arpinspection validate ............................................................................................................17-27
clear arpinspection vlan..................................................................................................................17-27
clear arpinspection filter..................................................................................................................17-29
clear arpinspection limit..................................................................................................................17-30
clear arpinspection statistics...........................................................................................................17-30
Chapter 18: Preparing for Router Mode
Pre-Routing Configuration Tasks ................................................................................................................. 18-1
Example ................................................................................................................................................. 18-2
Enabling Router Configuration Modes .......................................................................................................... 18-2
Chapter 19: IP Configuration
Configuring Routing Interface Settings ......................................................................................................... 19-1
Purpose .................................................................................................................................................. 19-1
Commands ............................................................................................................................................. 19-1
show interface ..................................................................................................................................19-2
interface............................................................................................................................................19-2
show ip interface...............................................................................................................................19-4
ip address.........................................................................................................................................19-5
show running-config .........................................................................................................................19-6
no shutdown .....................................................................................................................................19-6
no ip routing......................................................................................................................................19-7
Reviewing and Configuring the ARP Table .................................................................................................. 19-8
Purpose .................................................................................................................................................. 19-8
Commands ............................................................................................................................................. 19-8
show ip arp .......................................................................................................................................19-8
arp ....................................................................................................................................................19-9
ip proxy-arp.....................................................................................................................................19-10
arp timeout......................................................................................................................................19-11
clear arp-cache...............................................................................................................................19-11
Configuring Broadcast Settings .................................................................................................................. 19-12
Purpose ................................................................................................................................................ 19-12
Commands ........................................................................................................................................... 19-12
ip directed-broadcast......................................................................................................................19-12
ip forward-protocol..........................................................................................................................19-13