HP 830 Series Configuration Manual page 7

Configuring link aggregation and LACP ··············································································································· 180
Overview ······································································································································································· 180
Basic concepts ····················································································································································· 180
Link aggregation modes ····································································································································· 181
Load sharing mode of an aggregation group ·································································································· 183
Configuration guidelines ············································································································································· 183
Recommended link aggregation and LACP configuration procedures ·································································· 184
Creating a link aggregation group ···························································································································· 185
Displaying information about an aggregate interface ····························································································· 186
Setting LACP priority ···················································································································································· 187
Displaying information about LACP-enabled ports ··································································································· 188
Link aggregation and LACP configuration example ································································································· 190
Configuring LLDP ····················································································································································· 193
Overview ······································································································································································· 193
Basic concepts ····················································································································································· 193
LLDP operating modes ········································································································································· 197
How LLDP works ·················································································································································· 197
Compatibility of LLDP with CDP ·································································································································· 197
Protocols and standards ·············································································································································· 198
Configuration guidelines ············································································································································· 198
Recommended LLDP configuration procedure ··········································································································· 198
Enabling LLDP on ports ················································································································································ 199
Configuring LLDP settings on ports ····························································································································· 200
Setting LLDP parameters for a single port ········································································································· 200
Configuring LLDP settings for ports in batch ····································································································· 203
Configuring global LLDP setup ···································································································································· 204
Displaying LLDP information for a port ······················································································································ 206
Displaying global LLDP information ··························································································································· 210
Displaying LLDP information received from LLDP neighbors ···················································································· 212
LLDP configuration examples ······································································································································ 212
LLDP basic settings configuration example ······································································································· 212
CDP-compatible LLDP configuration example ··································································································· 219
Configuring ARP ······················································································································································ 226
Overview ······································································································································································· 226
ARP message format ··········································································································································· 226
ARP operation mechanism ································································································································· 226
ARP table ······························································································································································ 227
Gratuitous ARP ····················································································································································· 228
Configuring ARP entries ·············································································································································· 228
Displaying ARP entries ········································································································································ 228
Creating a static ARP entry ································································································································ 229
Removing ARP entries ·················································································································································· 229
Configuring gratuitous ARP ········································································································································· 229
Static ARP configuration example ····················································································································· 230
Configuring ARP attack defense ···························································································································· 234
Overview ······································································································································································· 234
User validity check ·············································································································································· 234
ARP packet validity check ·································································································································· 234
Configuring ARP detection ·········································································································································· 234
Configuring IGMP snooping ·································································································································· 236
Overview ······································································································································································· 236
Basic concepts in IGMP snooping ····················································································································· 236
v