Table Of Contents - H3C S5120-SI Series Configuration Manual

Table of Contents

Preface ·········································································································································································· 3
Audience ············································································································································································ 3
Conventions ······································································································································································· 4
About the H3C S5120-SI documentation set ················································································································· 6
ARP configuration ······················································································································································ 11
ARP overview ·································································································································································· 11
ARP function ··························································································································································· 11
ARP message format ············································································································································· 11
ARP address resolution process ··························································································································· 12
ARP table ································································································································································ 13
Configuring ARP ····························································································································································· 13
Configuring a static ARP entry ····························································································································· 13
Configuring the maximum number of ARP entries for an interface ·································································· 14
Setting the aging time for dynamic ARP entries ································································································· 14
Enabling ARP entry check ····································································································································· 15
ARP configuration example ·································································································································· 15
Configuring gratuitous ARP ··········································································································································· 16
Introduction to gratuitous ARP ······························································································································ 16
Configuring gratuitous ARP ·································································································································· 16
Displaying and maintaining ARP ·································································································································· 17
ARP attack defense configuration ····························································································································· 18
Configuring ARP active acknowledgement ················································································································· 18
Introduction ···························································································································································· 18
Configuring ARP active acknowledgement ········································································································ 18
Configuring source MAC address based ARP attack detection ··············································································· 19
Introduction ···························································································································································· 19
Configuration procedure ······································································································································ 19
Displaying and maintaining source MAC address based ARP attack detection ············································ 20
Configuring ARP packet rate limit ································································································································ 20
Introduction ···························································································································································· 20
Configuring the ARP packet rate limit function ·································································································· 20
Configuring ARP detection ············································································································································ 21
Introduction to ARP detection ······························································································································· 21
Enabling ARP detection based on DHCP snooping entries/802.1X security entries/static IP-to-MAC bindings
················································································································································································ 22
Configuring ARP detection based on specified objects ···················································································· 24
Displaying and maintaining ARP detection ········································································································ 25
ARP detection configuration example I ··············································································································· 25
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