Users Guide

12 Link Aggregation.......................................................................................................................................130
Supported Modes...........................................................................................................................................................130
How the LACP is Implemented on an Aggregator.....................................................................................................130
Uplink LAG................................................................................................................................................................. 131
Server-Facing LAGs..................................................................................................................................................131
LACP Modes..............................................................................................................................................................131
Auto-Configured LACP Timeout............................................................................................................................ 132
LACP Example................................................................................................................................................................ 132
Link Aggregation Control Protocol (LACP)................................................................................................................ 133
Configuration Tasks for Port Channel Interfaces.................................................................................................133
Creating a Port Channel.......................................................................................................................................... 133
Adding a Physical Interface to a Port Channel.....................................................................................................133
Reassigning an Interface to a New Port Channel................................................................................................ 135
Configuring the Minimum Oper Up Links in a Port Channel...............................................................................136
Configuring VLAN Tags for Member Interfaces.................................................................................................. 136
Deleting or Disabling a Port Channel......................................................................................................................137
Configuring Auto LAG....................................................................................................................................................137
Configuring the Minimum Number of Links to be Up for Uplink LAGs to be Active.............................................139
Optimizing Traffic Disruption Over LAG Interfaces On IOA Switches in VLT Mode.............................................140
Preserving LAG and Port Channel Settings in Nonvolatile Storage........................................................................ 140
Enabling LACP link-fallback...........................................................................................................................................140
Enabling the Verification of Member Links Utilization in a LAG Bundle...................................................................141
Monitoring the Member Links of a LAG Bundle..........................................................................................................141
Verifying LACP Operation and LAG Configuration.................................................................................................... 142
Multiple Uplink LAGs......................................................................................................................................................145
Multiple Uplink LAGs with 10G Member Ports...........................................................................................................145
Multiple Uplink LAGs with 40G Member Ports.......................................................................................................... 146
13 Layer 2......................................................................................................................................................149
Supported Modes...........................................................................................................................................................149
Managing the MAC Address Table.............................................................................................................................. 149
Clearing the MAC Address Entries........................................................................................................................ 149
Displaying the MAC Address Table........................................................................................................................150
Network Interface Controller (NIC) Teaming.............................................................................................................150
MAC Address Station Move....................................................................................................................................151
MAC Move Optimization.........................................................................................................................................152
14 Link Layer Discovery Protocol (LLDP)......................................................................................................153
Supported Modes...........................................................................................................................................................153
Protocol Data Units........................................................................................................................................................153
Configure LLDP..............................................................................................................................................................155
Related Configuration Tasks...................................................................................................................................155
Important Points to Remember..............................................................................................................................155
CONFIGURATION versus INTERFACE Configurations............................................................................................155
Enabling LLDP.................................................................................................................................................................156
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