Related Topics
Understanding DHCP Snooping for Port Security on EX Series Switches

dhcp-snooping-file

Syntax


                        
                           dhcp-snooping-file {
                           
                                                  location
                                                  local_pathname | remote_URL;
                           
                           
                                                  timeout
                                                  seconds;
                           
                           
                                                  write-interval
                                                  seconds;
                           
                           }

Hierarchy Level


                        
                           [edit ethernet-switching-options
                                              secure-access-port]

Release Information

Statement introduced in JUNOS Release 9.4 for EX-series switches.

Description

Specify a local pathname or remote URL for the DHCP snooping database file to maintain persistence of IP-MAC bindings.

The remaining statements are explained separately.

Default

The IP-MAC bindings in the DHCP snooping database file are not persistent. If the switch is rebooted, the bindings are lost.

Required Privilege Level

routing—To view this statement in the configuration.

routing-control—To add this statement to the configuration.